Robert L. Blackman (July 7, 1918 – March 18, 2000) was an American college football coach and player.

After head coaching stints at the San Diego Naval Academy, Pasadena City College, and the University of Denver, Blackman was named head coach at Dartmouth College in 1955, where he was universally known among players and students alike as "The Bullet."

In his final season at Dartmouth, Blackman received the Walter Camp Coach of the Year Award.

Blackman returned to the Ivy League in 1977, where he replaced George Seifert as head coach of the Cornell University Big Red until 1982.

Blackman retired to Hilton Head, South Carolina and died on March 18, 2000, in Burlingame, California.