| Round of 16 | Quarterfinals | Semifinals | Final | Winner |
|---|
| | | | | | | (1)Pavle Milic (ON) | | | | | | 2011/11/19 1:30 pm | (1)Pavle Milic (ON) | | | | | Adam Dodaro (ON) | 6-1, 6-0 | | | | | | 2011/11/19 4:00 pm | (1)Pavle Milic (ON) | | | | Anthony Nguyen (ON) | | | | | | 2011/11/19 1:30 pm | Jonathan Roos (ON) | | | | | Jonathan Roos (ON) | 6-2, 6-1 | | | | | | | 2011/11/20 12:00 pm | Noah Stickney (ON) | | | (3)Jack Macdonald (ON) | | | 6-3, 7-5 | | | 2011/11/19 1:30 pm | (3)Jack Macdonald (ON) | | | | | Eric St-Amand (ON) | 6-4, 6-3 | | | | | | 2011/11/19 4:00 pm | Noah Stickney (ON) | | | | David Gauberg (ON) | | 6-0, 6-0 | | | | 2011/11/19 1:30 pm | Noah Stickney (ON) | | | | | Noah Stickney (ON) | 7-5, 6-4 | | | | | | | | 2011/11/20 2:30 pm | (2)Matthew Ross (ON) | | Petar Vucenovic (ON) | | | | 6-2, 6-1 | | 2011/11/19 1:30 pm | Alex Oancea (ON) | | | | | Alex Oancea (ON) | 6-4, 6-4 | | | | | | 2011/11/19 4:00 pm | (4)Nicholas Li (ON) | | | | Jack Stein (ON) | | 6-2, 6-2 | | | | 2011/11/19 1:30 pm | (4)Nicholas Li (ON) | | | | | (4)Nicholas Li (ON) | 6-1, 6-4 | | | | | | | 2011/11/20 12:00 pm | (2)Matthew Ross (ON) | | | Magnus De Pencier (ON) | | | 6-3, 6-1 | | | 2011/11/19 2:45 pm | Michael Pawlowicz (ON) | | | | | Michael Pawlowicz (ON) | DEF | | | | | | 2011/11/19 5:15 pm | (2)Matthew Ross (ON) | | | | Theo Wolfenden (ON) | | 6-2, 6-1 | | | | 2011/11/19 2:45 pm | (2)Matthew Ross (ON) | | | | | (2)Matthew Ross (ON) | 6-3, 6-0 | | | | | | | | | |
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