| Birth Name: | Andrew Tiedemann |
| Birth Date: | 21 July 1988 |
| Birth Place: | St. Albert, Alberta, Canada |
| Height: | 1830NaN0 |
| Weight: | 115kg (254lb) |
| Ru Position: | Prop |
| Ru Amateurclubs: | University of Victoria Castaway Wanderers RFC |
| Ru Provinceyears: | 2009- |
| Ru Province: | Prairie Wolf Pack |
| Ru Clubyears: | 2012-13 2014-15 |
| Ru Proclubs: | FC Auch Gers Plymouth Albion |
| Ru Clubcaps: | 16 19 |
| Ru Clubpoints: | (0) (0) |
| Ru Nationalyears: | 2008 2009- |
| Ru Nationalteam: | Canada U20 Canada |
| Ru Nationalcaps: | 5 38 |
| Ru Nationalpoints: | (0) (5) |
| University: | University of Victoria |
Andrew Tiedemann (born 21 July 1988) is a Canadian rugby union player. His position is prop, and he has played 11 tests for the Canada national team. Tiedemann currently plays rugby for Castaway Wanderers RFC in the British Columbia Premiership and the Prairie Wolf Pack of the Canadian Rugby Championship. Previously, Tiedemann spent time with St. Albert RFC and the University of Victoria.
Tiedemann had previously represented Canada at the U-17, U-19, and U-20 levels before making his debut with the senior men's squad. At the 2008 IRB Junior World Championship Tiedemann started in four of the five matches in which he played including the team's sole victory of the tournament, a 17–10 win over Fiji. Tiedemann made his debut for the Canada national team on 30 May 2009 earning his first cap against Wales.[1]
It was announced on 26 September 2012 that Tiedemann would be joining FC Auch Gers for the remainder of the 2012-2013 ProD2 season as medical cover.[2]