| William Henry Draper | |
| Office: | Member of the U.S. House of Representatives from New York |
| Constituency: | (1901–03) (1903–13) |
| Term Start: | March 4, 1901 |
| Term End: | March 3, 1913 |
| Predecessor: | Aaron Van Schaick Cochrane |
| Successor: | Henry Bruckner |
| Birth Date: | 24 June 1841 |
| Birth Place: | Rochdale, Massachusetts |
| Death Place: | Troy, New York, New York |
| Party: | Republican |
William Henry Draper (June 24, 1841 – December 7, 1921) was a Republican member of the United States House of Representatives from New York.
Born in Rochdale, Massachusetts in 1841, Draper moved with his family to Troy, New York in 1847. He was the president of W.H. Draper & Sons which manufactured cord and twine.
Draper was elected as a Republican to the Fifty-seventh Congress as the representative of New York's 19th congressional district serving from March 4, 1901, to March 3, 1903. For the Fifty-eighth Congress he redistricted and was elected as the representative of New York's 22nd congressional district; he was reelected to the succeeding four congresses serving from March 4, 1903, to March 3, 1913. He chose not to run for reelection to the Sixty-third Congress, and was succeeded by Henry Bruckner.
He died in Troy, New York on December 7, 1921. He was interred in Oakwood Cemetery.