Frank M. Forstburg (June 5, 1894 – October 13, 1970)[1] was an American football, basketball, and baseball coach.
He served as the head football coach at the University of Delaware from 1925 to 1926, compiling a record of 7–9.
Forstburg was also the head basketball coach at Delaware from 1925 to 1927, amassing a record of 6–23, and the school's head baseball coach in 1926, tallying a mark of 2–10.
Forstburg was born in Lancaster, Pennsylvania.
He died on October 13, 1970, in Wilmington, Delaware.