Marius Coetzer

Marius Coetzer (born 4 April 1984) is a former South African rugby union footballer whose regular playing position was lock.

He played first class rugby in South Africa between 2005 and 2015 and spent the majority of his career at the, making exactly 100 appearances for the team from 2009 until he retired at the end of the 2015 season.

He started his career in 2005 with the before spending a season in Cape Town with. He then moved to East Rand side the where he played in 2007 and 2008 before joining the Pumas.

He also played in six Super Rugby matches, making five appearances for the in 2012 and a single appearance for the  in 2013.

In 2013, he was initially included in a South Africa President's XV team to play in the 2013 IRB Tbilisi Cup, but withdrew after he linked up with the during the 2013 Super Rugby season.

He was a member of the Pumas side that won the Vodacom Cup for the first time in 2015, beating 24–7 in the final. Coetzer made six appearances during the season.