John Joseph Boylan (September 20, 1878 – October 5, 1938) was a Democratic member of the United States House of Representatives from New York.
Boylan was born in New York City. He attended Manhattan College. He was a member of the New York State Assembly from 1910 until 1912 and the New York State Senate from 1913 until 1922. He was elected to Congress in 1922 and represented New York's 15th congressional district from March 4, 1923 until his death in New York City.
| Political offices | ||
|---|---|---|
| Preceded by Owen Bohan |
New York State Assembly, New York County 11th District 1910–1912 |
Succeeded by John Kerrigan |
| Preceded by Thomas McManus |
New York State Senate, 15th District 1913–1918 |
Succeeded by Abraham Kaplan |
| Preceded by Jimmy Walker |
New York State Senate, 13th District 1919–1922 |
Succeeded by Ellwood Rabenold |
| United States House of Representatives | ||
| Preceded by Thomas J. Ryan |
Member of the U.S. House of Representatives from New York's 15th congressional district 1923–1938 |
Succeeded by Michael J. Kennedy |