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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.

• United States Congress. "Harry J. Davenport (id: D000071)". Biographical Directory of the United States Congress.
• The Political Graveyard