Leonard Raffensperger (November 6, 1903 – September 19, 1974) was an American football and basketball player and coach. He served as the head football coach at the University of Iowa for two seasons in 1950 and 1951, compiling a record of 5–10–3. Raffensperger played football and basketball at University of Iowa and then served as a high school football coach in Iowa for 21 years before joining the Iowa Hawkeyes football staff as an assistant coach in 1948.