| Office: | Senator |
| Term Start: | 17 February 1993 |
| Term End: | 12 September 2002 |
| Constituency: | Labour Panel |
| Birth Date: | 1 June 1945 |
| Birth Place: | County Galway, Ireland |
| Party: | Fine Gael |
Jarlath McDonagh (born 1 June 1945) is a former Fine Gael politician from County Galway in Ireland.[1]
A former teacher, McDonagh was a senator from 1993 to 2002, elected on the Labour Panel. He was a member of Galway County Council for the Oranmore electoral area since the 1980s,[2] and retired at the 2014 local elections.[3]