| Patricia A. Davidson | |
| Term Start: | January 23, 2006 |
| Term End: | October 19, 2015 |
| Predecessor: | Roger Gallaway |
| Birth Date: | 30 June 1946 |
| Birth Place: | Petrolia, Ontario |
| Successor: | Marilyn Gladu |
| Nationality: |  Canada |
| Profession: | Municipal politician |
| Party: | Conservative |
| Riding: | Sarnia—Lambton |
| Spouse: | Bill Davidson |
Patricia A. "Pat" Davidson (born June 30, 1946 in Petrolia, Ontario) was a member of the House of Commons of Canada from 2006 until 2015 representing the riding of Sarnia—Lambton and is a member of the Conservative Party of Canada.
Davidson previously served as mayor of Wyoming (1991–2000) and Plympton-Wyoming, Ontario (2001–2006) and warden of Lambton County. She first won her seat in the 2006 federal election by defeating incumbent Liberal Roger Gallaway by more than 4,000 votes. Davidson was re-elected on May 2, 2011. She did not stand in the October 19, 2015 election.
She is married to Bill Davidson and has one son.
Davidson has publicly declared her opposition to the Canadian asbestos industry, which put her in disagreement with her party and then-Prime Minister Stephen Harper.
Source: Elections Canada
Source: Elections Canada
Source: Elections Canada