| Office: | Teachta Dála |
| Term Start: | May 1951 |
| Term End: | May 1954 |
| Constituency: | Roscommon |
| Office1: | Senator |
| Term Start1: | 21 April 1948 |
| Term End1: | 30 May 1951 |
| Constituency1: | Administrative Panel |
| Party: | Clann na Talmhan |
| Birth Date: | 10 September 1898 |
| Birth Place: | County Roscommon, Ireland |
| Death Place: | County Roscommon, Ireland |
| Spouse: | 7, including Mary |
John Finan (10 September 1898 – 24 May 1984) was an Irish Clann na Talmhan politician. A farmer by profession, he first stood for election to Dáil Éireann at the 1948 general election for the Roscommon constituency but was unsuccessful. He was subsequently elected to Seanad Éireann on the Administrative Panel.[1] He was elected to the Dáil at the 1951 general election as a Clann na Talmhan Teachta Dála (TD) for Roscommon. He lost his seat at the 1954 general election.[2]
His eldest daughter, Mary Finan, became a prominent businesswoman.[3]