Allenby missed the cut in the 2011 Masters Tournament by one stroke after bogeying the 18th hole of the second round.
2011 | 2011 ATP Challenger Tour | Round-robin tournament | 2011 ATP World Tour | 2011 Rugby World Cup | ATP World Tour Masters 1000 | 2011 ITF Women's Circuit | 2011 Tōhoku earthquake and tsunami | 2011 Pan American Games | 2011 Christchurch earthquake | tournament | Cincinnati Masters | Single-elimination tournament | 2011 Summer Universiade | 2011 Pacific Games | Masters Tournament | Masters | Miss Universe 2011 | Masters of Horror | 2011 Copa América | Football at the 2012 Summer Olympics – Men's tournament | Eurovision Song Contest 2011 | Annals of the Four Masters | 2011 WTA Tour | 2011 in radio | Deutsche Tourenwagen Masters | Canadian federal election, 2011 | 2011 Southeast Asian Games | 2011 in paleontology | 2011 Cricket World Cup |