Gary MacKenzie

MacKenzie started his career as a youth player at Rangers. He made two appearances for the first team (at the end of the 2003–04 season), against Motherwell and Dunfermline, respectively.

Dundee

He joined Dundee on a free transfer in June 2006 under the management of Alex Rae and signed a two-year contract. He made his debut, in the opening game of the season, in a 1–0 loss against Partick Thistle. Later in the season, MacKenzie would be often used in first team ins and out in his first season. In 2007–08 season, MacKenzie playing time would increase, making 33 appearances. He scored his first goal, in a 3–0 win over Stirling Albion, with a header on 12 April 2008. The 2008–09 season was overshadowed for MacKenzie as he suffered injuries, like toe and many more. In addition, MacKenzie have discipline issue, earning two red cards against Ross County on 28 March 2009 and Livingston on 28 April 2009.; which MacKenzie made 19 appearances. In 2009–10 season, MacKenzie had average season with the club, making 25 appearances. He scored his second goal in his Dundee career, in a 2–1 win over Raith Rovers on 24 October 2009. However, several days later, in the quarter final of Scottish League Cup, MacKenzie scored an own-goal against his former club, Rangers. He was released by the club on 4 May 2010 along with eight other players.

Milton Keynes Dons

MacKenzie signed for English League One side Milton Keynes Dons on 14 May 2010, having signed a pre-contract deal…

MacKenzie was selected for Scotland squads in November 2011 and September 2012.

As of match played 4 December 2019

Dundee

Scottish Challenge Cup: 2009–10