Lehoux, Mathieu D
Current rating: 1559
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 341 | Ferguson, Ken (1500) | Won 2-0 | +181486 |
| 2sealed | 205 | Robinson, Denys (1500) | Won 2-0 | +191505 |
| 3sealed | 130 | Tengtirasakul, Saran (1541) | Won 2-0 | +181523 |
| 4sealed | 28 | Smith, Brenda (1446) | Won 2-0 | +171540 |
| 5sealed | 525 | Moir, Ben (1890) | Lost 0-2 | -121528 |
| 6sealed | 119 | Kwan, Wilson (1574) | Won 2-0 | +191547 |
| 7sealed | 226 | McAlpin, John-Francis (1570) | Won 2-1 | +181565 |
| 8sealed | 47 | Jones, Matt S (1580) | Won 2-0 | +191584 |
| 9sealed | 31 | Meade, Nicholas (1577) | Lost 0-2 | -191565 |
| 10draft | 72 | Searles, James (1534) | Lost 1-2 | -181547 |
| 11draft | 33 | Martell, Tom (2009) | Lost 1-2 | -101537 |
| 12draft | 84 | Jeong, Ki Myoung (1745) | Won 2-1 | +211558 |
| 13draft | 88 | Richard, Francois (1556) | Lost 1-2 | -181540 |
| 14draft | 10 | Sutliff, Casey (1555) | Won 2-1 | +191559 |
| top | average opponent: 1613record: 9-5 | new rating: 1559 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 182 | Ribeiro, David Antonio (1656) | Draw 1-1 | +31484 |
| 2modern | 250 | Ferraro, Fabio (1500) | Won 2-0 | +181502 |
| 3modern | 178 | Pittock, Ben C (1519) | Lost 1-2 | -171485 |
| 4modern | 336 | Pine, Michael (1498) | Lost 1-2 | -181467 |
| 5modern | 395 | Baetzhold, Matthew (1506) | Won 2-0 | +191486 |
| 6modern | 314 | Houle, Rob (1499) | Lost 0-2 | -181468 |
| top | average opponent: 1530record: 2-3-1 | new rating: 1468 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 350 | Paskiewicz, Martin (1500) | Won 2-0 | +181518 |
| 2sealed | 381 | Visconti, Tom (1463) | Lost 0-2 | -191499 |
| 3sealed | 457 | Clark, Mike J (1500) | Won 2-0 | +181517 |
| 4sealed | 441 | Legler, Tad (1532) | Lost 1-2 | -181499 |
| 5sealed | 530 | Taylor, Dustin (1475) | Lost 1-2 | -181481 |
| top | average opponent: 1494record: 2-3 | new rating: 1481 | ||