| Henry J. Davenport | |
| State: | Pennsylvania |
| District: | 29th |
| Term Start: | January 3, 1949 |
| Term End: | January 3, 1951 |
| Preceded: | John McDowell |
| Succeeded: | Harmar D. Denny, Jr. |
| Birth Date: | 22 August 1902 |
| Birth Place: | Wilmerding, Pennsylvania |
| Death Place: | Millvale, Pennsylvania |
| Party: | Democratic |
Harry James Davenport (August 22, 1902 – December 19, 1977) was a Democratic member of the U.S. House of Representatives from Pennsylvania.
Harry J. Davenport was born in Wilmerding, Pennsylvania. He worked as a newspaper publisher. He was an unsuccessful candidate for nomination in 1946, but was elected as a Democrat to the Eighty-first Congress. He was an unsuccessful candidate for reelection in 1950 against Republican Harmar D. Denny, Jr. and 1960. He worked as a lecturer and book salesman, and resided in Millvale, Pennsylvania, until his death. He died on December 19, 1977.