| Thomas Henry Cullen | |
| Image Name: | Thomas H. Cullen, N.Y. LCCN2016822222 (cropped).jpg |
| State1: | New York |
| District1: | 4th |
| Party: | Democratic Party |
| Term Start1: | March 4, 1919 |
| Term End1: | March 1, 1944 |
| Preceded1: | Harry H. Dale |
| Succeeded1: | John J. Rooney |
| State Senate2: | New York |
| District2: | 3rd |
| Term Start2: | January 1, 1899 |
| Term End2: | December 31, 1918 |
| Preceded2: | Frank Gallagher |
| Succeeded2: | Peter J. McGarry |
| State Assembly3: | New York |
| District3: | Kings County, 3rd |
| Term Start3: | January 1, 1896 |
| Term End3: | December 31, 1898 |
| Preceded3: | John F. Houghton |
| Succeeded3: | James J. McInerney |
| Birth Date: | 29 March 1868 |
| Birth Place: | Brooklyn, New York, US |
| Death Place: | Washington, D.C., US |
| Resting Place: | Holy Cross Cemetery |
| Resting Place Coordinates: | 40.6469°N -73.9383°W |
| Alma Mater: | St. Francis College |
Thomas Henry Cullen (March 29, 1868 – March 1, 1944) was an American businessman and politician from New York who served thirteen terms in the U.S. House of Representatives from 1919 to 1944.
Born in Brooklyn, Cullen attended the local parochial schools, and graduated from St. Francis College in 1880. He engaged in the marine insurance and shipping business.
Cullen was a member of the New York State Assembly (Kings Co., 3rd D.) in 1896, 1897 and 1898.
He was a member of the New York State Senate (3rd D.) from 1899 to 1918, sitting in the 122nd through 141st New York State Legislatures.
He was a delegate to the 1912, 1916, 1920, 1924, 1928 and 1932 Democratic National Conventions; and a member of the New York State Commission for the Panama–Pacific International Exposition in 1915.
Cullen elected as a Democrat to the Sixty-sixth and to the twelve succeeding Congresses and held office from March 4, 1919, until his death in Washington, D.C., in 1944; interment was in Holy Cross Cemetery, Brooklyn.
During his tenure, Cullen was considered a leader of the "Tammany Hall" delegation from New York and served on the powerful House Ways and Means Committee.[1]