2011 | 2011 ATP Challenger Tour | 2011 ATP World Tour | 2011 Rugby World Cup | 2011 ITF Women's Circuit | 2011 Tōhoku earthquake and tsunami | 2011 Pan American Games | 2011 Christchurch earthquake | 2011 Summer Universiade | 2011 Pacific Games | Miss Universe 2011 | 2011 Copa América | Eurovision Song Contest 2011 | 2011 WTA Tour | 2011 in radio | Canadian federal election, 2011 | 2011 Southeast Asian Games | 2011 in paleontology | 2011 Cricket World Cup | 2011 World Championships in Athletics | 2011 in music | 2011 FIFA Women's World Cup | 2011–12 NCAA football bowl games | Mexico at the 2011 Pan American Games | 2011 Norway attacks | 2011 NCAA Division I FBS football season | 2011 Fed Cup World Group II Play-offs | 2011 AFL Rising Star | Miss America 2011 | Football at the 2011 Southeast Asian Games |
In 2011, Collmenter got his first chance to pitch in the playoffs when he faced the Milwaukee Brewers in Game 3 of the Division Series.