Roy Knikelbine Henshaw (July 29, 1911 – June 8, 1993) was an American professional baseball player who played pitcher in the Major Leagues from 1933 to 1944.
Born in Chicago, Henshaw played collegiately for the University of Chicago. Henshaw spent eight seasons in the Major Leagues as a member of the Brooklyn Dodgers, Chicago Cubs, St. Louis Cardinals, and Detroit Tigers. He played in the National Baseball Congress with the St. Joseph's Autos team in 1946.
Henshaw died on June 8, 1993, in LaGrange, Illinois.