Harry Kearsarge Knapp (September 25, 1864 - January 31, 1926) was a United States financier and a prominent executive in the Thoroughbred horse racing industry in which he had been a steward, secretary-treasurer and vice-chairman of The Jockey Club.
[1][2] A graduate of Columbia University, he was a partner with George Hyatt and John S. Van Siclen in the New York City stock brokerage firm, Hyatt & Co. and later a partner in Benedict Drysdale & Co. Harry Knapp was also a director of the Corn Exchange Bank of New York and was the head of the Racquet and Tennis Club.
Walter Rollins was a long-time trainer for the Oneck Stable and was succeeded by William Karrick.
Poor health forced Harry Knapp to step down from his various racing positions in 1925 and he died on February 1, 1926.
His son Theodore served as president of the Queens County Jockey Club from 1941 until his death in 1947.