LeBlanc, Matthew Joshua
Current rating: 1477
| Grand Prix Providence 2011 (legacy) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 117 | Fabiani, Lino (1500) | Draw 1-1 | +11430 |
| 2legacy | 137 | Vinen, Joe (1500) | Won 2-1 | +191449 |
| 3legacy | 91 | Porcaro, John J (1518) | Won 2-0 | +201469 |
| 4legacy | 91 | Hess, Zach (1520) | Lost 1-2 | -171452 |
| 5legacy | 143 | Saylor, William (1456) | Won 2-1 | +181470 |
| 6legacy | 90 | Nelson, Dan (1543) | Won 1-0 | +191489 |
| 7legacy | 55 | Williams, David A (1835) | Lost 0-2 | -121477 |
| top | average opponent: 1553record: 4-2-1 | new rating: 1477 | ||
| Grand Prix Montreal 2007 (Time Spiral block) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 42 | Kasunich, Rodney (1519) | Won 2-0 | +191483 |
| 2block | 105 | Rue, Christopher R (1518) | Lost 0-2 | -171466 |
| 3block | 181 | Foster, Stephen (1382) | Lost 1-2 | -201446 |
| 4block | 263 | Hoyt, Matthew (1481) | Lost 1-2 | -171429 |
| top | average opponent: 1475record: 1-3 | new rating: 1429 | ||
| Grand Prix Boston 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 56 | Roberge, Mathieu (1567) | Lost 1-2 | -171483 |
| 2extended | 194 | Calder, Paul (1417) | Lost 0-2 | -191464 |
| top | average opponent: 1492record: 0-2 | new rating: 1464 | ||