| Séamus Keely | |
| Office: | Teachta Dála |
| Term Start: | January 1933 |
| Term End: | July 1937 |
| Constituency: | Galway |
| Party: | Fianna Fáil |
| Birth Date: | 28 December 1889 |
| Birth Place: | County Galway, Ireland |
| Death Place: | County Galway, Ireland |
Séamus P. Keely (28 December 1889 – 20 March 1974) was an Irish Fianna Fáil politician. He was elected to Dáil Éireann as a Fianna Fáil Teachta Dála (TD) for the Galway constituency at the 1933 general election.[1] He unsuccessfully contested the 1937 general election as a Fianna Fáil candidate in the Clare constituency.[2]