**Exhibit      31.1**

**CERTIFICATION**

| 1.   | I                have reviewed this quarterly report on Form 10-Q of QNB                Corp. |
|----------------|-----------------------------------------------------------------------------------------------|

| 2.   | Based                on my knowledge, the quarterly report does not contain any untrue                statement of a 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 consolidated 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 Registrant as of, and for, the periods presented in                this                report. |
|----------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 4.   | The                Registrant'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 Registrant and                have: |
|----------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (a)   | Designed                  such disclosure controls and procedures, or caused such disclosure                  controls and procedures to be designed under our supervision, to                  ensure                  that material information relating to the Registrant, including                  its                  consolidated subsidiaries, is made known to us by others within                  those                  entities, particularly during the period in which this report is                  being                  prepared; |
|-----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (b)   | Designed                  such internal control over financial reporting, or caused such                  internal                  control over financial reporting to be designed under our supervision,                  to                  provide reasonable assurance regarding the reliability of financial                  reporting and the preparation of consolidated financial statements                  for                  external purposed in accordance with U.S. generally accepted accounting                  principles; |
|-----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (c)   | Evaluated                  the effectiveness of the Registrant's disclosure controls and procedures                  and presented in this report our conclusions about the effectiveness                  of                  the disclosure controls and procedures, as of the end of the period                  covered by this report based on such evaluation;                  and |
|-----------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (d)   | Disclosed                  in this report any change in the Registrant’s internal control over                  financial reporting that occurred during the Registrant’s most recent                  fiscal quarter that has materially affected, or is reasonably likely                  to                  materially affect, the Registrant’s internal control over financial                  reporting; and |
|-----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 5. | The                Registrant's other certifying officer and I have disclosed, based                on our                most recent evaluation of internal control over financial reporting,                to                the Registrant's auditors and the audit committee of Registrant's                board of                directors (or persons performing the equivalent                function): |
|--------|----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (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 Registrant's ability to                record,                process, summarize and report financial information;                and |
|-----------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (b)   | Any                fraud, whether or not material, that involves management or other                employees who have a significant role in the Registrant's internal                control                over financial reporting. |
|-----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|                                 |                                              |                                         |
|--------------------------------------|---------------------------------------------------|----------------------------------------------|
|                                 |                                              |
|                            |                                         |                                    |
| Date: May              10, 2006 | By:                                     | /s/                Thomas J. Bisko |
|                                 | Thomas              J. Bisko                      |
|                                 | President              and              CEO  |

----