Mike David Gillis (born December 1, 1958 in Sudbury, Ontario) is a retired Canadian professional ice hockey player and current general manager of the Vancouver Canucks.

Mike Gillis spent his junior hockey career with the Kingston Canadians of the OMJHL from 1975–1978, playing in 111 games, and scoring 132 points (39 goals-93 assists). He added on 18 points (4G-14A) in 12 playoff games. Gillis missed most of the 1976–77 season due to a leg injury. He was drafted in the 1st round, 5th overall by the Colorado Rockies in the 1978 NHL Entry Draft.

In 1978-79, Gillis played 2 games with the Philadelphia Firebirds of the AHL, getting no points, and spent 30 games with the Rockies, getting 8 points (1G-7A). He split the 1979–80 season with the Rockies, getting 9 points (4G-5A) in 40 games, and the Fort Worth Texans of the CHL, with 22 points (9G-13A) in 29 games. Gillis started the 1980–81 season with Colorado, and had 18 points (11G-7A) in 51 games before being sent to the Boston Bruins for Bob Miller. Gillis then had 6 points (2G-4A) in 17 games, for a total of 24 points (13G-11A), which would be his career high. Gillis also appeared in a playoff game, going pointless.