Donald Arthur Gehrmann (November 16, 1927 – July 23, 2022) was an American middle-distance runner.

He competed in the 1500 m final at the 1948 Olympics and placed eighth among twelve contenders.

Gehrmann won the NCAA 1500 m or mile title in 1948–50.

He also won the AAU indoor 1000 yd title in 1952 and 1953; outdoors he placed third in 1947 in the mile.

This biographical article about an American middle distance runner is a stub.