John V. Magnabosco (1906 – October 15, 1956) was an American football player and coach.

He served as the head football coach at Ball State Teachers College—now known as Ball State University—from 1935 to 1952, compiling a record of 68–46–14.

From 1931 to 1934, he was the head football coach at Clinton High School in Clinton, Indiana, where he won three state championships.

Magnabosco died of a heart attack at the Ball State gymnasium on October 15, 1956, in Muncie, Indiana.

This biographical article relating to a college football coach first appointed in the 1930s is a stub.