Jack Harbaugh

Jack Harbaugh (born June 28, 1939 in Crestline, Ohio, United States) is a former American Football high school football ^[1] and college football coach and player.^[2][3]

1. ↑ "Jack Harbaugh: Tracing Super Bowl siblings back to their source". The Seattle Times. 2013-01-28. Retrieved 2020-04-18.
2. ↑ Clarke, Patrick. "Jack Harbaugh's Coaching Career Plays Vital Role in Sons' Successes". Bleacher Report. Retrieved 2020-04-18.
3. ↑ "TheWolverine - Jack Harbaugh Reminisces About Past U-M Greats, Hands Out Words Of Wisdom". michigan.rivals.com. 2019-12-10. Retrieved 2020-04-18.