"Barney" Barnhorst (May 11, 1924 – August 25, 2000) was an American basketball player.

A 6'4" forward/guard from Cathedral High School in Indianapolis, Barnhorst played four seasons at University of Notre Dame, where he was an honorable mention All-American.

He then played professionally in the NBA for the Chicago Stags, Indianapolis Olympians, Baltimore Bullets and Fort Wayne Pistons.

Barnhorst appeared in two NBA All-Star Games (1952, 1953) and scored 3,232 career points.

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