----

----

| X      | ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934     |
|--------|------------------------------------------------------------------------------------------|
|   | For the fiscal year ended September 30, 2009                                             |
|   | or                                                                                       |
|   | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |
|   | For the transition period from _______ to ___________                                    |
|   | COMMISSION FILE NUMBER 1-13167                                                           |
|   |                                                                                     |
|   | ATWOOD OCEANICS, INC.                                                                    |
|   | (Exact name of registrant as specified in its charter)                                   |
|   |                                                                                     |
|   | TEXAS(State or other jurisdiction of incorporation or organization)                      | 74-1611874(I.R.S. Employer Identification No.) |
|   |                                                                                     |   |
|   | 15835 Park Ten Place DriveHouston, Texas(Address of principal executive offices)         | 77084(Zip Code) |
|   |  Registrant's telephone number, including area code:281-749-7800               |
|   | Securities registered pursuant to Section 12(b) of the Act:                         |
|   | Title of each class                                                                      |   | Name of each exchange on which registered |
|   | Common Stock $1 par valuePreferred Stock Purchase Rights                                 | New York Stock ExchangeNew York Stock Exchange |
|   | Securities registered pursuant to Section 12(g) of the Act: None                         |

----

| ITEM  1.   | BUSINESS |
|--------------------------------|----------|

| Rig Name                        |  Rig Type                     |  Upgraded | Water DepthRating (feet) |
|---------------------------------|------------------------------------|----------------|--------------------------|
| ATWOOD EAGLE                    | Semisubmersible                    | 2000/2002      | 5,000                    |
| ATWOOD HUNTER                   | Semisubmersible                    | 1997/2001      | 5,000                    |
| ATWOOD FALCON                   | Semisubmersible                    | 1998/2006      | 5,000                    |
| ATWOOD SOUTHERN CROSS | Semisubmersible                    | 1997/2006      | 2,000                    |
| SEAHAWK                         | Semisubmersible Tender Assist | 1992/1999/2006 |    600    |
| ATWOOD AURORA                   | Jack-up                            | 2009(1)        |   350          |
| ATWOOD BEACON                   | Jack-up                            | 2003(2)        |   400          |
| VICKSBURG                       | Jack-up                            | 1998           |   300          |
| RICHMOND                        | Submersible                        | 2000/2002/2007 |    70     |

| (1)   | Construction and commissioning was completed on the ATWOOD AURORA in fiscal year 2009. |
|-----------------|----------------------------------------------------------------------------------------|

| (2)   | Construction and commissioning was completed on the ATWOOD BEACON in fiscal year 2003. |
|-----------------|----------------------------------------------------------------------------------------|

----

----

| VICKSBURG             | Ten (10) zero rate days during the third and fourth quarter due to required regulatory inspections  |
|-----------------------|----------------------------------------------------------------------------------------------------------|
| RICHMOND              | Ten (10) zero rate days during the third quarter for required regulatory inspections                |
| ATWOOD SOUTHERN CROSS | Ten (10) zero rate days during the fourth quarter for required regulatory inspections                    |

----

| Customer                         |   | Percentage of Revenues |
|----------------------------------|--------|------------------------|
| Noble Energy Mediterranean, Ltd. |   | 26%                    |
| Woodside Energy Ltd              |   | 20%                    |
| Sarawak Shell Bhd.               |   | 14%                    |

----

----

----

| ·   | our dependence on the oil and gas industry; |
|--------------------|---------------------------------------------|

| ·   | the operational risks involved in drilling for oil and gas; |
|--------------------|-------------------------------------------------------------|

| ·   | risks associated with the current global economic crisis and its impact on capital markets, liquidity, and financing of future drilling activity; |
|--------------------|---------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | changes in rig utilization and dayrates in response to the level of activity in the oil and gas industry, which is significantly affected by indications and expectations regarding the level and volatility of oil and gas prices, which in turn are affected by political, economic and weather conditions affecting or potentially affecting regional or worldwidedemand for oil and gas, actions or anticipated actions by OPEC, inventory levels, deliverability constraints, and future market activity; |
|--------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | the extent to which customers and potential customers continue to pursue deepwater drilling; |
|--------------------|----------------------------------------------------------------------------------------------|

| ·   | exploration success or lack of exploration success by our customers and potential customers; |
|--------------------|----------------------------------------------------------------------------------------------|

| ·   | the highly competitive and volatile nature of our business, with periods of low demand and excess rig availability; |
|--------------------|---------------------------------------------------------------------------------------------------------------------|

----

| ·   | the impact of possible disruption in operations due to terrorism, acts of piracy, embargoes, war or other military operations; |
|--------------------|--------------------------------------------------------------------------------------------------------------------------------|

| ·   | our ability to enter into and the terms of future drilling contracts; |
|--------------------|-----------------------------------------------------------------------|

| ·   | the availability of qualified personnel; |
|--------------------|------------------------------------------|

| ·   | our failure to retain the business of one or more significant customers; |
|--------------------|--------------------------------------------------------------------------|

| ·   | the termination or renegotiation of contracts by customers; |
|--------------------|-------------------------------------------------------------|

| ·   | the availability of adequate insurance at a reasonable cost; |
|--------------------|--------------------------------------------------------------|

| ·   | the occurrence of an uninsured loss; |
|--------------------|--------------------------------------|

| ·   | the risks of international operations, including possible economic, political, social or monetary instability, and compliance with foreign laws; |
|--------------------|--------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | the effect public health concerns could have on our international operations and financial results; |
|--------------------|-----------------------------------------------------------------------------------------------------|

| ·   | compliance with or breach of environmental laws; |
|--------------------|--------------------------------------------------|

| ·   | the incurrence of secured debt or additional unsecured indebtedness or other obligations by us or our subsidiaries; |
|--------------------|---------------------------------------------------------------------------------------------------------------------|

| ·   | the adequacy of sources of liquidity for our operations and those of our customers; |
|--------------------|-------------------------------------------------------------------------------------|

| ·   | currently unknown rig repair needs and/or additional opportunities to accelerate planned maintenance expenditures due to presently unanticipated rig downtime; |
|--------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | higher than anticipated accruals for performance-based compensation due to better than anticipated performance by us, higher than anticipated severance expenses due to unanticipated employee terminations, higher than anticipated legal and accounting fees due to unanticipated financing or other corporate transactions, and other factors that could increasegeneral and administrative expenses; |
|--------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | the actions of our competitors in the offshore drilling industry, which could significantly influence rig dayrates and utilization; |
|--------------------|-------------------------------------------------------------------------------------------------------------------------------------|

| ·   | changes in the geographic areas in which our customers plan to operate or the tax rate in such jurisdiction, which in turn could change our expected effective tax rate; |
|--------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | changes in oil and gas drilling technology or in our competitors’ drilling rig fleets that could make our drilling rigs less competitive or require major capital investments to keep them competitive; |
|--------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | rig availability; |
|--------------------|-------------------|

| ·   | the effects and uncertainties of legal and administrative proceedings and other contingencies; |
|--------------------|------------------------------------------------------------------------------------------------|

| ·   | the impact of governmental laws and regulations and the uncertainties involved in their administration, particularly in some foreign jurisdictions; |
|--------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | changes in accepted interpretations of accounting guidelines and other accounting pronouncements and tax laws; |
|--------------------|----------------------------------------------------------------------------------------------------------------|

| ·   | risks involved in the construction of a dynamically positioned semisubmersible drilling unit without a contract; |
|--------------------|------------------------------------------------------------------------------------------------------------------|

----

| ·   | although our current long-term contract commitments do not provide for early termination due to market deterioration, the risk that customers could seek to amend some of these contracts due to market decline could alter the timing and amount of our current contracted cash flows; |
|--------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | the risks involved in the construction, upgrade, and repair of our drilling units including project delays affecting our ability to meet contractual commitments, as well as commencement of operations of our drilling units following delivery; and |
|--------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| ·   | such other factors as may be discussed in this report and our other reports filed with the Securities and Exchange Commission, or SEC. |
|--------------------|----------------------------------------------------------------------------------------------------------------------------------------|

----

| §   | prevailing oil and natural gas prices; |
|--------------------|----------------------------------------|

| §   | expectations about future prices; |
|--------------------|-----------------------------------|

| §   | the cost of exploring for, producing and delivering oil and natural gas and the availability of financing for such costs; |
|--------------------|---------------------------------------------------------------------------------------------------------------------------|

| §   | the sale and expiration dates of available offshore leases; |
|--------------------|-------------------------------------------------------------|

| §   | worldwide demand for petroleum products; |
|--------------------|------------------------------------------|

| §   | current availability of oil and natural gas resources; |
|--------------------|--------------------------------------------------------|

| §   | the rate of discovery of new oil and natural gas reserves in offshore areas; |
|--------------------|------------------------------------------------------------------------------|

| §   | local and international political and economic conditions; |
|--------------------|------------------------------------------------------------|

| §   | technological advances; |
|--------------------|-------------------------|

| §   | ability of oil and natural gas companies to generate or otherwise obtain funds for capital; |
|--------------------|---------------------------------------------------------------------------------------------|

| §   | the ability of the Organization of Petroleum Exporting Countries, or OPEC, to set and maintain production levels and pricing; |
|--------------------|-------------------------------------------------------------------------------------------------------------------------------|

| §   | political or other disruptions that limit exploration, development and production in oil-producing countries; |
|--------------------|---------------------------------------------------------------------------------------------------------------|

| §   | the level of production by non-OPEC countries; and |
|--------------------|----------------------------------------------------|

| §   | laws and governmental regulations that restrict exploration and development of oil and natural gas in various jurisdictions. |
|--------------------|------------------------------------------------------------------------------------------------------------------------------|

----

| §   | shortages of equipment, materials or skilled labor; |
|--------------------|-----------------------------------------------------|

| §   | unscheduled delays in the delivery of ordered materials and equipment; |
|--------------------|------------------------------------------------------------------------|

| §   | unanticipated cost increases; |
|--------------------|-------------------------------|

| §   | weather interferences; |
|--------------------|------------------------|

| §   | difficulties in obtaining necessary permits or in meeting permit conditions; |
|--------------------|------------------------------------------------------------------------------|

| §   | design and engineering problems; |
|--------------------|----------------------------------|

| §   | shipyard failures; and. |
|--------------------|-------------------------|

| §   | risks involved in the construction of a dynamically positioned semisubmersible drilling unit without a contract.  |
|--------------------|------------------------------------------------------------------------------------------------------------------------|

| §   | catastrophic marine disaster; |
|--------------------|-------------------------------|

| §   | adverse sea and weather conditions; |
|--------------------|-------------------------------------|

| §   | mechanical failure; |
|--------------------|---------------------|

| §   | navigation errors; |
|--------------------|--------------------|

| §   | collision; |
|--------------------|------------|

| §   | oil and hazardous substance spills, containment and clean up; |
|--------------------|---------------------------------------------------------------|

| §   | labor shortages and strikes; |
|--------------------|------------------------------|

| §   | damage to and loss of drilling rigs and production facilities; and |
|--------------------|--------------------------------------------------------------------|

| §   | war, sabotage, terrorism, and piracy. |
|--------------------|---------------------------------------|

----

----

| §   | costly delays or cancellations of drilling operations; |
|--------------------|--------------------------------------------------------|

| §   | serious damage to, or destruction of, equipment; |
|--------------------|--------------------------------------------------|

| §   | personal injury or death; |
|--------------------|---------------------------|

| §   | significant impairment of producing wells or underground geological formations; or |
|--------------------|------------------------------------------------------------------------------------|

| §   | major environmental damage. |
|--------------------|-----------------------------|

| §   | we may experience a higher number of accidents in the future than expected; |
|--------------------|-----------------------------------------------------------------------------|

| §   | our insurance coverage may prove inadequate to cover losses that are greater than anticipated; |
|--------------------|------------------------------------------------------------------------------------------------|

| §   | our insurance deductibles may increase; or |
|--------------------|--------------------------------------------|

| §   | our insurance premiums may increase to the point where maintaining our current level of coverage is prohibitively expensive or we may be unable to obtain insurance at all. |
|--------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

| §   | legal and governmental regulatory requirements; |
|--------------------|-------------------------------------------------|

| §   | difficulties and costs of staffing and managing international operations; |
|--------------------|---------------------------------------------------------------------------|

| §   | language and cultural differences; |
|--------------------|------------------------------------|

| §   | potential vessel seizure or nationalization of assets; |
|--------------------|--------------------------------------------------------|

| §   | import-export quotas or other trade barriers; |
|--------------------|-----------------------------------------------|

| §   | renegotiation or nullification of existing contracts; |
|--------------------|-------------------------------------------------------|

| §   | difficulties in collecting accounts receivable and longer collection periods; |
|--------------------|-------------------------------------------------------------------------------|

| §   | foreign and domestic monetary policies; |
|--------------------|-----------------------------------------|

| §   | political and economic instability; |
|--------------------|-------------------------------------|

| §   | terrorist acts, war and civil disturbances; |
|--------------------|---------------------------------------------|

| §   | assault on property or personnel; |
|--------------------|-----------------------------------|

| §   | travel limitations or operational problems caused by public health threats; |
|--------------------|-----------------------------------------------------------------------------|

| §   | imposition of currency exchange controls; or |
|--------------------|----------------------------------------------|

| §   | potentially adverse tax consequences, including those due to changes in laws or interpretation of existing laws. |
|--------------------|------------------------------------------------------------------------------------------------------------------|

----

----

| §   | We are subject to a provision of Texas corporate law that prohibits us from engaging in a business combination with any shareholder for three years from the date that person became an affiliated shareholder by beneficially owning 20% or more of our outstanding common stock, unless specified conditions are met. |
|--------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| §   | Special meetings of shareholders may not be called by anyone other than our chairman of the board of directors, president, or the holders of at least one-tenth of all shares issued, outstanding, and entitled to vote. |
|--------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| §   | Our board of directors has the authority to issue up to 1,000,000 shares of "blank-check" preferred stock and to determine the voting rights and other privileges of these shares without any vote or action by our shareholders. |
|--------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| §   | We have issued "poison pill" rights to purchase Series A Junior Participating Preferred Stock under our rights plan, whereby the ownership of our shares by a potential acquirer can be significantly diluted by the sale at a significant discount of additional shares of our common stock to all other shareholders, which could discourage unsolicited acquisitionproposals. |
|--------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

| DRILLING UNITS                   |   | FISCAL YEAR UPGRADE/ CONSTRUCTIONCOMPLETED |   | COST OF UPGRADE/ CONSTRUCTION         |
|----------------------------------|--------|--------------------------------------------|--------|---------------------------------------|
|                             |   |                                       |   | (In Millions)                         |
|                             |   |                                       |   |                                  |
| ATWOOD HUNTER (PHASE I)          |   | 1997                                       |   | $ 40                                  |
| ATWOOD SOUTHERN CROSS (PHASE I)  |   | 1997                                       |   |     35            |
| ATWOOD FALCON (PHASE I)          |   | 1998                                       |   |     45            |
| VICKSBURG (PHASE II)             |   | 1998                                       |   |     35            |
| SEAHAWK (PHASE I)                |   | 1999                                       |   |     22            |
| ATWOOD EAGLE (PHASE I)           |   | 2000                                       |   |       8 |
| RICHMOND (PHASE I)               |   | 2000                                       |   |       7 |
| ATWOOD HUNTER (PHASE II)         |   | 2001                                       |   |     58            |
| ATWOOD EAGLE (PHASE II)          |   | 2002                                       |   |     90            |
| ATWOOD BEACON                    |   | 2003                                       |   | 120                                   |
| ATWOOD SOUTHERN CROSS (PHASE II) |   | 2006                                       |   |       7 |
| SEAHAWK (PHASE II)               |   | 2006                                       |   |     16            |
| ATWOOD FALCON (PHASE II)         |   | 2006                                       |   |     23            |
| RICHMOND (PHASE II)              |   | 2008                                       |   |     17            |
| ATWOOD AURORA                    |   | 2009                                       |   | 197                                   |
| VICKSBURG (PHASE II)             |   | 2009                                       |   |     7             |
|                             |   |                                       |   | $727                                  |
|                             |   |                                       |   |                                  |

| ITEM  3.   | LEGAL PROCEEDINGS |
|--------------------------------|-------------------|

| ITEM  4.   | SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS |
|--------------------------------|-----------------------------------------------------|

----

| ITEM  5.   | MARKET FOR THE REGISTRANT'S COMMON EQUITY, RELATED STOCKHOLDER MATTERS AND ISSUER PURCHASES OF EQUITY SECURITIES |
|--------------------------------|------------------------------------------------------------------------------------------------------------------|

| ITEM  6.   | SELECTED FINANCIAL DATA |
|--------------------------------|-------------------------|

| ITEM  7.   | MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS |
|--------------------------------|---------------------------------------------------------------------------------------|

| ITEM  8.   | FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA |
|--------------------------------|---------------------------------------------|

| ITEM  9.   | CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING AND FINANCIAL DISCLOSURE |
|--------------------------------|--------------------------------------------------------------------------------------|

----

| (a)   | Evaluation of Disclosure Controls and Procedures |
|-----------------|--------------------------------------------------|

| (b)   | Management’s Annual Report on Internal Control over Financial Reporting |
|-----------------|-------------------------------------------------------------------------------|

| (c)   | Attestation Report of the Independent Registered Public Accounting Firm. |
|-----------------|--------------------------------------------------------------------------|

| (d)   | Change in Internal Control over Financial Reporting |
|-----------------|-----------------------------------------------------|

| ITEM  10.   | DIRECTORS AND EXECUTIVE OFFICERS OF THE COMPANY |
|---------------------------------|-------------------------------------------------|

| ITEM  11.   | EXECUTIVE COMPENSATION |
|---------------------------------|------------------------|

| ITEM  12.   | SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT AND RELATED STOCKHOLDER MATTERS |
|---------------------------------|------------------------------------------------------------------------------------------------|

| ITEM  13.   | CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS, AND DIRECTOR INDEPENDENCE |
|---------------------------------|---------------------------------------------------------------------------|

| ITEM  14.   | PRINCIPAL ACCOUNTANT FEES AND SERVICES |
|---------------------------------|----------------------------------------|

----

| ITEM  15.   | EXHIBITS AND FINANCIAL STATEMENTS |
|---------------------------------|-----------------------------------|

| (a)   | FINANCIAL STATEMENTS AND EXHIBITS |
|-----------------|-----------------------------------|

----

----

----

| 3.1 | Amended and Restated Certificate of Formation dated February 9, 2006 (Incorporated herein by reference to Exhibit 3.1 of our Form 10-K filed for the quarter ended March 31, 2008). |
|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 3.2 | Amendment No. 1 to Amended and Restated Certificate of Formation dated February 14, 2008 (Incorporated herein by reference to Exhibit 3.2. of our Form 10-Q for the quarter ended March 31, 2008). |
|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 3.3 | Second Amended and Restated By-Laws dated May 5, 2006 (Incorporated herein by reference to Exhibit 3.3 of our Form 10-Q for the quarter ended March 31, 2008). |
|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 3.4 | Amendment No. 1 to Second Amended and Restated By-Laws dated June 7, 2007 (Incorporated herein by reference to Exhibit 3.4 of our Form 10-Q for the quarter ended March 31, 2008). |
|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 4.1 | Rights Agreement dated effective October 18, 2002 between the Company and Continental Stock Transfer & Trust Company (Incorporated herein by reference to Exhibit 4.1 of our Form 8-A filed October 21, 2002). |
|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 4.2 | Certificate of Adjustment of Atwood Oceanics, Inc. dated March 17, 2006 (Incorporated herein by reference to Exhibit 4.1 of our Form 8-K filed March 23, 2006). |
|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 4.3 | Certificate of Adjustment of Atwood Oceanics, Inc. dated as of June 25, 2008 (Incorporated herein by reference to Exhibit 4.1 of our Form 8-K filed June 25, 2008). |
|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 4.4 | See Exhibit Nos. 3.1, 3.2, 3.3 and 3.4 hereof for provision of our Amended and Restated Certificate of Formation (as amended) and Second Amended and Restated By-Laws (as amended) defining the rights of our shareholders (Incorporated herein by reference to Exhibits 3.1, 3.2, 3.3 and 3.4 of our Form 10-Q for the quarter ended March 31, 2008). |
|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.1 | Atwood Oceanics, Inc. 1996 Incentive Equity Plan (Incorporated herein by reference to Exhibit 10.1 of our Form 10-Q for the quarter ended June 30, 1997). |
|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.2 | Form of Atwood Oceanics, Inc. Stock Option Agreement - 1996 Incentive Equity Plan (Incorporated herein by reference to Exhibit 10.3.2 of our Form 10-K for the year ended September 30, 1999). |
|--------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.3 | Amendment No. 1 to the Atwood Oceanics, Inc. 1996 Incentive Equity Plan (Incorporated herein by reference to Exhibit 10.3.3 of our Form 10-K for the year ended September 30, 1999). |
|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.4 | Form of Amendment No. 1 to the Atwood Oceanics, Inc. Stock Option Agreement - 1996 Incentive Equity Plan (Incorporated herein by reference to Exhibit 10.3.4 of our Form 10-K for the year ended September 30, 1999). |
|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.5 | Amendment No. 2 to the Atwood Oceanics, Inc. 1996 Incentive Equity Plan (Incorporated herein by reference to Appendix A to our Form DEF 14A filed January 12, 2001). |
|--------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.6 | Atwood Oceanics, Inc. Amended and Restated 2001 Stock Incentive Plan (Incorporated herein by reference to Appendix D to our definitive proxy statement on Form DEF 14A filed January 13, 2006). |
|--------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.7 | Form of Atwood Oceanics, Inc. Stock Option Agreement – 2001 Stock Incentive Plan (Incorporated herein by reference to Exhibit 10.3.7 of our Form 10-K for the year ended September 30, 2005). |
|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.8 | Form of Atwood Oceanics, Inc. Restricted Stock Award Agreement – 2001 Stock Incentive Plan (Incorporated herein by reference to Exhibit 10.3.8 of our Form 10-K for the year ended September 30, 2005). |
|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.9 | Form of Non-Employee Director Restricted Stock Award Agreement Amended and Restated 2001 Stock Incentive Plan (Incorporated herein by reference to Exhibit 10.1 of our Form 8-K filed June 1, 2006). |
|--------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   10.1.10 |   Non-Employee Directors’ Elective Deferred Compensation Plan effective December 1, 2007 (Incorporation herein by reference to Exhibit 10.1 of our Form 8-K filed November 14, 2007). |
|----------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.11 | Atwood Oceanics, Inc. 2007 Long-Term Incentive Plan (Incorporated herein by reference to Appendix B to our definitive proxy statement on Form DEF 14A filed January 9, 2007). |
|---------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   10.1.12  |  Amendment No. 1 to Atwood Oceanics, Inc. 2007 Long-Term Incentive Plan (Incorporated by reference to Appendix B to our revised definitive proxy statement on Form DEF14A filed January 15, 2008). |
|----------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

| 10.1.13 | Form of Stock Option Agreement – 2007 Long-Term Incentive Plan (Incorporated herein by reference to Exhibit 10.1.1 of our Form 10-Q for the quarter ended March 31, 2007). |
|---------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.1.14 | Form of Restricted Stock Award Agreement – 2007 Long-Term Incentive Plan (Incorporated herein by reference to Exhibit 10.1.2 of our Form 10-Q for the quarter ended March 31, 2007). |
|---------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| *10.1.15 | Form of Non-Employee Director Restricted Stock Award Agreement – 2007 Long-Term Incentive Plan. |
|----------|-------------------------------------------------------------------------------------------------------|

| *10.2.1 | Atwood Oceanics, Inc. Retention Plan for Certain Salaried Employees dated as of January 1, 2009. |
|---------|--------------------------------------------------------------------------------------------------|

| 10.3.1 | Executive Agreement dated as of September 22, 2009 between the Company and John R. Irwin (Incorporated herein by reference to Exhibit 10.3 of our Form 8-K filed September 22, 2009). |
|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.3.2 | Executive Agreement dated as of September 22, 2009 between the Company and James M. Holland (Incorporated herein by reference to Exhibit 10.4 of our Form 8-K filed September 22, 2009). |
|--------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.3.3 | Executive Agreement dated as of September 18, 2002 between the Company and Glen P. Kelley (Incorporated herein by reference to Exhibit 10.5.3 of our Form 10-K for the year ended September 30, 2002). |
|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.3.4 | Executive Agreement dated as of June 1, 2008 between the Company and Alan Quintero (Incorporated herein by reference to Exhibit 10.1 of our Form 8-K filed June 9, 2008). |
|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.3.5 | Executive Retention Agreement dated as of September 22, 2009 between the Company and John R. Irwin (Incorporated herein by reference to Exhibit 10.1 of our Form 8-K filed September 22, 2009). |
|--------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.3.6 | Executive Retention Agreement dated as of September 22, 2009 between the Company and James M. Holland (Incorporated herein by reference to Exhibit 10.2 of our Form 8-K filed September 22, 2009). |
|--------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.4 | Credit Agreement for $300 million dated October 26, 2007 among the Company, Atwood Oceanics Pacific Limited and Nordea Bank Finland Plc and other Financial Institutions (Incorporated herein by reference to Exhibit 10.1 of our Form 8-K filed November 1, 2007). |
|------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.4.1 | First Amendment to Credit Agreement dated August 19, 2008 (Incorporated herein by reference to Exhibit 10.1 of our Form 8-K filed August 22, 2008). |
|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.4.2 | Amended and Restated First Amendment to Credit Agreement dated November 24, 2008 (Incorporated herein by reference to Exhibit 10.1 of our Form 8-K filed November 26, 2008). |
|--------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.5 | Credit Agreement for $280 million dated November 25, 2008 among the Company, Atwood Oceanics Pacific Limited and Nordea Bank Finland Plc and other Financial Institutions (Incorporated herein by reference to Exhibit 10.2 of our Form 8-K filed November 26, 2008). |
|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.6 | Construction Contract between Atwood Oceanics Pacific Limited and Jurong Shipyard Pte. Ltd. dated January 2, 2008 (Incorporated herein by reference to Exhibit 10.1 of our Form 8-K filed January 3, 2008). |
|------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 10.7 | Construction Contract between Atwood Oceanics Pacific Limited and Jurong Shipyard Pte. Ltd. dated July 4, 2008 (Incorporated herein by reference to Exhibit 10.1 of our Form 10-Q for the quarter ended June 30, 2008). |
|------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| *13.1 | Annual Report to Shareholders. |
|-------|--------------------------------|

| *21.1 | List of Subsidiaries. |
|-------|-----------------------|

| *23.1 | Consent of Independent Registered Public Accounting Firm. |
|-------|-----------------------------------------------------------|

| *31.1 | Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. |
|-------|-----------------------------------------------------------------------------------------------------|

| *31.2 | Certification of Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. |
|-------|-----------------------------------------------------------------------------------------------------|

| *32.1 | Certification of Chief Executive Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. |
|-------|-----------------------------------------------------------------------------------------------------|

| *32.2 | Certification of Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. |
|-------|-----------------------------------------------------------------------------------------------------|

|   | *Filed herewith |
|--------|-----------------|

----