Jacob "Jake" Bornheimer (June 29, 1927 – September 10, 1986) was an American professional basketball player.

Born in New Brunswick, New Jersey, Bornheimer played prep basketball for St. Peter the Apostle High School[1] and collegiately for the Muhlenberg College.

He played for the Philadelphia Warriors (1948–50) in the NBA for 75 games.

His older brother, Bill, played basketball at Georgetown, from 1940 to 1942.

This biographical article relating to a United States basketball player, coach, or other figure born in the 1920s is a stub.