| Gerry Monaghan | |
| Birth Date: | 27 February 1915 |
| Birth Place: | Thurso, Quebec |
| Birth Name: | Gerald Joseph Monaghan |
| Death Place: | Ottawa, Ontario |
| Residence: | Sudbury, Ontario |
| Office: | MPP for Sudbury |
| Term Start: | 1955 |
| Term End: | 1959 |
| Successor: | Elmer Sopha |
Gerald Joseph Monaghan (February 27, 1915 - June 2, 1973) was a Canadian politician, who represented the electoral district of Sudbury in the Legislative Assembly of Ontario from 1955 until 1959. He was a member of the Ontario Progressive Conservative Party. He was born in Thurso, Quebec in 1915.[1]
Prior to his election to the legislature, Monaghan was a city councillor in Sudbury.[2] He died in 1973.[3]