| Office: | Senator |
| Term Start: | 18 August 1944 |
| Term End: | 22 May 1946 |
| Constituency: | Labour Panel |
| Death Date: | 22 May 1946 |
| Party: | Independent |
John Thomas Keane (died 22 May 1946) was an Irish politician. He was an independent member of Seanad Éireann from 1944 to 1946. He was elected to the 5th Seanad in 1944 to the Labour Panel.[1] He died in office in 1946,[1] and Frederick Hawkins was elected to fill the vacancy.