---

Exhibit 12.1

CERTIFICATION

I, Linda Smith, of Gemstar Resources Ltd., certify that:

|1. | I have reviewed this annual report on Form
        20-F of Gemstar Resources Ltd.;                                                                                                                                                                                                                                                                             
|-- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|   |                                                                                                                                                                                                                                                                                                                                                                
|2. | Based on my knowledge, this annual report
        does not contain any untrue statement of material fact or omit to state
        a material fact necessary to make the statements made, in light of the
        circumstances under which such statements were made, not misleading with
        respect to the period covered by this report;                
|   |                                                                                                                                                                                                                                                                                                                                                                
|3. | Based on my knowledge, the financial statements,
        and other financial information included in this report, fairly present
        in all material respects the financial condition, results of operations
        and cash flows of the company as of, and for, the periods presented in
        this report;                                           
|   |                                                                                                                                                                                                                                                                                                                                                                
|4. | The companys other certifying officer
        and I are responsible for establishing and maintaining disclosure controls
        and procedures (as defined in Exchange Act Rules 13a- 15(e) and 15d-15(e))
        and internal control over financial reporting (as defined in Exchange
        Act Rules 13a-15(f) and 15d-15(f)) for the company and have:
|   |                                                                                                                                                                                                                                                                                                                                                                
|   | a)                                                                                                                                                                                                                                                                                                                                                             
|   |                                                                                                                                                                                                                                                                                                                                                                
|   | b)                                                                                                                                                                                                                                                                                                                                                             
|   |                                                                                                                                                                                                                                                                                                                                                                
|   | c)                                                                                                                                                                                                                                                                                                                                                             
|   |                                                                                                                                                                                                                                                                                                                                                                
|   | d)                                                                                                                                                                                                                                                                                                                                                             

|   |                                                                                                                                                                                                                                                                                                                         |                                                                                                                                                                                                                                                                                                  
|-- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|5. | The companys other certifying officer
        and I have disclosed, based on our most recent evaluation of internal
        controls over financial reporting, to the companys auditors and
        the audit committee of the companys board of directors (or persons
        performing the equivalent functions):
|   |                                                                                                                                                                                                                                                                                                                         |                                                                                                                                                                                                                                                                                                  
|   | (a)                                                                                                                                                                                                                                                                                                                     | all significant deficiencies and material weaknesses
        in the design or operation of internal control over financial reporting
        which are reasonably likely to adversely affect the companys ability
        to record, process, summarize and reporting financial information; and
|   |                                                                                                                                                                                                                                                                                                                         |                                                                                                                                                                                                                                                                                                  
|   | (b)                                                                                                                                                                                                                                                                                                                     | any fraud, whether or not material, that involves
        management or other employees who have a significant role in the companys
        internal control over financial reporting.                                                                                                          

Date: February 8, 2008

/s/ Linda Smith

-------------------------------------------

Linda Smith,

President and Chief Executive Officer

---