Andrea Sinclair (born May 14, 1993) is a Canadian curler from Ottawa, Ontario.

After winning the 2010 Ontario Winter Games,[2] Sinclair made her first national appearance at the 2011 Canada Winter Games in Halifax, Nova Scotia, where she played third for team Ontario, skipped by Lauren Horton.

Her rink, playing out of the Huntley Curling Club, won a bronze medal at the games.

[3] In 2013, Sinclair relocated to Whitehorse to play with Sarah Koltun's team, which placed fifth at the 2011 Canada Winter Games and fourth at the 2013 Canadian Junior Curling Championships.

[4] After the main competition finished, the 88 players who did not qualify for the playoffs competed in a mixed doubles tournament, which Sinclair won with BC skip Cameron de Jong and Yukon men's coach Kevin Patterson.