Frank L. Wiswall (July 8, 1895 in Colonie, Albany County, New York – October 24, 1972 in Castine, Hancock County, Maine) was an American lawyer, horse-racing executive and politician from New York.
He also bred horses, and was an amateur harness racer.
He was secretary of the New York State Harness Racing Commission from 1941 to 1945.
He was president of the Saratoga Raceway from 1945 to 1963, and then its chairman of the board.
He died on October 24, 1972, at his farm in Castine, Maine.