Wannenburg made his provincinal debut in 2001 against the Golden Lions and his debut in Super Rugby the following year against the ACT Brumbies.
The flanker was the first player to play 100 games for the Blue Bulls and also 99 consecutive games for the Bulls.
While with the Bulls, he won three Super Rugby titles with the Bulls in 2007, 2009 and 2010, as well as five Currie Cups, and became their most capped player with 114 Super Rugby appearances.
He played in Ulster's 2012 Cup Final defeat and left the side at the end of the 2011–12 season and signed a two-year contract with French side Castres.
Following his time at Castres, Wannenburg spent a season at Oyonnax before moving to America where he represented Denver Stampede in 2016.
Following the formation of the Major League Rugby competition, Wannenburg signed for Austin Elite.
JW April 18
Career
 |
Austin Gilgronis Rugby Coach |
2018 - present |
 |
Bulls Openside Flanker |
2002 - 2010 |
 |
South Africa Openside Flanker |
2002 - 2011 |
 |
Ulster Rugby Openside Flanker |
2010 - 2012 |
 |
Castres Olympique Openside Flanker |
2012 - 2014 |
 |
US Oyonnax Openside Flanker |
2014 - 2015 |
 |
Denver Stampede No. 8 |
2016 - 2017 |
