Leo Groenewegen launched his football career at Notre Dame Regional Secondary, capturing a provincial championship as a senior in 1982. At UBC, he was a cornerstone of the 1986 Vanier Cup National Championship team.
He then went on to an exceptional CFL career which spanned 13 seasons. He was selected first overall in the 1987 CFL Draft by the Ottawa Rough Riders, and also had stints with BC and Edmonton, winning a Grey Cup championship with the latter in his final season in 2003. His career highlights also included:
- 3× CFL All-Star (1991, 1996, 1999)
- 5× West Division All-Star (1991, 1996, 1997, 1999, 2000)
- Second all-time for consecutive starts by a non-kicker (252)
- 288 career games played, tied for 10th all-time in CFL history
