| Peter J. Costigan | |
| Office: | Member of the New York State Assembly from the 2nd district |
| Term Start: | January 1, 1966 |
| Term End: | December 31, 1974 |
| Predecessor: | District created |
| Successor: | George J. Hochbrueckner |
| Birth Date: | 16 January 1930 |
| Birth Place: | Queens, New York City, New York |
| Death Place: | Setauket-East Setauket, New York |
| Party: | Republican |
Peter J. Costigan (January 16, 1930 – December 31, 2015) was an American politician who served in the New York State Assembly from the 2nd district from 1966 to 1974.[1] [2]
He died of cancer on December 31, 2015, in Setauket-East Setauket, New York at age 85.[3]