California State University, Fullerton

Dillashaw made his name at Cal State Fullerton as one of the best wrestlers in the history of the program. During his sophomore season in 2006-2007, Dillashaw went 17-14 with an 11-4 record in duals, including 5-3 in the Pac-10. 

Dillashaw went on to place sixth in the University Greco Wrestling Championships in April 2007 at 132.25 pounds. During his senior year, Dillashaw ranked as high as No. 10 in the nation in his weight class. 

After his collegiate career, Dillashaw shifted to MMA. He competed on The Ultimate Fighter before making his UFC debut on Dec. 3, 2011. 

On May 24, 2014, In one of the biggest upsets in UFC and MMA history, Dillashaw defeated Renan Barão via TKO in the fifth round to become the UFC Bantamweight Champion. Three years later Dillashaw regained his Bantamweight crown with a win over Coday Garbrandt.