Gavin Kirk McCallum (born August 24, 1987) is a Canadian professional soccer player who plays as a left-back.

[7] He remained with the club until the end of the season, scoring a total of five goals in 15 Conference South appearances.

He joined Sutton United ahead of the 2008–09 season, scoring just twelve minutes into his debut in the 1–1 Isthmian League draw at Harlow Town on August 16, 2008.

[10] McCallum signed for League Two side Hereford United on a short-term deal on August 21, 2009, having impressed while on trial with the club.

[19] On Monday 9 December 2013, Woking announced that he'd been released from his contract in order to join former club Sutton United,[20] McCallum having made his second debut for The Us the previous Saturday in the 3-2 Football Conference South home victory over Maidenhead United.

[21] In need of regular matches to improve his fitness, McCallum joined Tonbridge Angels on an initial one-month loan[22] debuting in the club's 3-1 Football Conference South defeat at Dover Athletic on 26 December 2013.

[29] On February 27, 2019, it was announced that McCallum had been selected to the Cascadia official soccer team for their match against the Chagos Islands.