|Born:||March 26, 1916|
|Died:||November 1, 1992 (aged 76)|
|Height:||6 ft 1 in (1.85 m)|
|Weight:||245 lb (111 kg)|
|NFL Draft:||1939 / Round: 2 / Pick: 15|
|Player stats at PFR|
Robert "Bob" Ally Haak (March 26, 1916 – November 1, 1992) was an American football player.
Haak attended Hammond High School in Hammond, Indiana. He went on to Indiana University where he was a member of the football team, wrestling team, and Sigma Pi fraternity. During his senior year at Indiana he was named to the all-Big Ten team and played in the 1939 Blue–Gray Football Classic All-Star game. He earned his Bachelor of Science degree in Education.
- "Sigma Pi In The News: Robert "Spanky" Haak, Football and Wrestling Star" (PDF). The Emerald of Sigma Pi. Vol. 26 no. 1. May 1939. p. 19.
- Langhammer, Jay (Fall 1985). "Sigma Pis in Pro Football" (PDF). The Emerald of Sigma Pi. Vol. 74 no. 3. p. 21.