Ouimet, Guillaume
Current rating: 1615
Record: 42-32-1 (GP) / 2-6 (professional)
| Regional Championships Toronto 2023 (pioneer) | starting rating: 1642 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 85 | Bourque, Adrien (1408) | Won 2-0 | +141656 |
| 2pioneer | 47 | Arsenault-Beaulieu, Emmanuel (1524) | Lost 1-2 | -201636 |
| 3pioneer | 86 | Michie, Jack (1571) | Won 2-0 | +161652 |
| 4pioneer | 44 | Aitken, Alex (1531) | Lost 0-2 | -201632 |
| 5pioneer | 71 | Goud, Michael (1696) | Lost 1-2 | -171615 |
| top | average opponent: 1546record: 2-3 | new rating: 1615 | ||
| Regional Championships Ottawa 2023 (ONE standard) | starting rating: 1659 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 70 | Maletto, Simone (1500) | Draw 1-1 | -31656 |
| 2standard | 68 | Carlile, Chris (1876) | Won 2-0 | +221678 |
| 3standard | 31 | Hayne, Alexander (1850) | Lost 0-2 | -151663 |
| 4standard | 69 | white, jonathan (1500) | Lost 1-2 | -211642 |
| top | average opponent: 1682record: 1-2-1 | new rating: 1642 | ||
| Regional Championships Toronto 2022 (pioneer) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 106 | O'Donnell, Caleb (1518) | Won 2-0 | +181551 |
| 2pioneer | 9 | Collins, Nicholas (1491) | Won 2-1 | +171568 |
| 3pioneer | 98 | Wu, Patrick (1586) | Won 2-0 | +181586 |
| 4pioneer | 10 | Fur, Attila (1772) | Won 2-1 | +211607 |
| 5pioneer | 3 | Chenard, Francois (1725) | Won 2-0 | +201627 |
| 6pioneer | 3 | Maynard, Pascal (1869) | Lost 0-2 | -131614 |
| 7pioneer | 5 | Anderson, Robert (2014) | Won 2-0 | +251639 |
| 8pioneer | 6 | Ouellet-Marcille, Jeremie (1606) | Lost 1-2 | -191620 |
| 9pioneer | 13 | Hicks, Riley (1579) | Lost 0-2 | -191601 |
| 10pioneer | 40 | Stein, Mathew (1828) | Lost 0-2 | -141587 |
| 11pioneer | 39 | Bruni, Adam (1658) | Won 2-0 | +201607 |
| 12pioneer | 21 | Cooke, Callum (1568) | Won 2-1 | +171624 |
| 13pioneer | 15 | Gadoury, Samuel (1592) | Won 2-0 | +171641 |
| 14pioneer | 15 | Yassemi, Siavash (1615) | Won 2-0 | +181659 |
| top | average opponent: 1673record: 10-4 | new rating: 1659 | ||
| Grand Prix Toronto 2019 (modern) | starting rating: 1572 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 91 | Redden, Alex (1500) | Lost 1-2 | -191553 |
| 2modern | 438 | Piper, Andrew (1481) | Won 2-0 | +161569 |
| 3modern | 334 | Fryer, Tom (1620) | Lost 1-2 | -171552 |
| 4modern | 436 | Cruz, Mat (1482) | Lost 0-2 | -191533 |
| top | average opponent: 1521record: 1-3 | new rating: 1533 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 223 | Colangelo, Brett (1412) | Won 2-0 | +151613 |
| 2modern | 337 | Barna, Zoltan (1464) | Won 2-0 | +151628 |
| 3modern | 48 | Cuba, Alvaro (1619) | Lost 0-2 | -181610 |
| 4modern | 208 | Alarie, Sebastien (1582) | Lost 1-2 | -181592 |
| 5modern | 385 | Rogers, Adam (1503) | Lost 1-2 | -201572 |
| top | average opponent: 1516record: 2-3 | new rating: 1572 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 31 | Miller, Dale (1491) | Won 2-0 | +161622 |
| 2modern | 1 | Dufour, Jimmy (1634) | Lost 1-2 | -181604 |
| 3modern | 856 | Pfeiffer, Eric (1499) | Won 2-0 | +161620 |
| 4modern | 294 | Carrick, Emily (1562) | Won 2-1 | +171637 |
| 5modern | 482 | Nacci, Andrew (1507) | Lost 0-2 | -201617 |
| 6modern | 482 | Estell, Brock (1582) | Lost 1-2 | -191598 |
| top | average opponent: 1546record: 3-3 | new rating: 1598 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 450 | Pekar, George (1432) | Lost 1-2 | -211539 |
| 2modern | 396 | Goulart, Robert (1483) | Won 2-0 | +171556 |
| 3modern | 262 | Hillman, Lowell (1533) | Lost 1-2 | -181538 |
| 4modern | 408 | Humphries, Daniel (1482) | Won 2-1 | +171555 |
| 5modern | 420 | Romano, Nicholas (1499) | Won 2-0 | +171572 |
| 6modern | 299 | Mercier, Maxime (1523) | Won 2-1 | +171589 |
| 7modern | 151 | Frontiero, Chris (1547) | Won 2-1 | +171606 |
| 8modern | 80 | Costello, James (1598) | Won 2-1 | +181624 |
| 9modern | 45 | Rike, Justin (1632) | Lost 1-2 | -181606 |
| top | average opponent: 1525record: 6-3 | new rating: 1606 | ||
| Grand Prix Detroit 2013 (modern) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 409 | Weise, Shaun (1481) | Lost 0-2 | -201562 |
| 2modern | 491 | Williams, Seth (1568) | Lost 0-0 | -181544 |
| 3modern | 622 | Ohren, Patrick (1463) | Won 2-1 | +171561 |
| 4modern | 617 | Loring, Russell (1482) | Won 2-1 | +161577 |
| 5modern | 442 | Pastorinni, Luckas (1600) | Lost 0-2 | -171560 |
| top | average opponent: 1519record: 2-3 | new rating: 1560 | ||
| Pro Tour Dragon's Maze (RTR block) | starting rating: 1643 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 108 | Zuniga, Cristian (1716) | Won 2-0 | +191662 |
| 2draft | 187 | Kuisma, Matti (1743) | Lost 1-2 | -171645 |
| 3draft | 65 | Sullivan, Patrick (1936) | Lost 0-2 | -121633 |
| 4block | 149 | Bergstrom, Jonathan (1793) | Lost 0-2 | -161617 |
| 5block | 147 | Fang, Zhengyang (1448) | Won 2-0 | +151632 |
| 6block | 130 | Isgur, Benjamin (1777) | Lost 0-2 | -151617 |
| 7block | 143 | Pilorget, Simon (1596) | Lost 1-2 | -181599 |
| 8block | 154 | Takahashi, Yuta (1670) | Lost 1-2 | -171582 |
| top | average opponent: 1710record: 2-6 | new rating: 1582 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 112 | Zhong, Linrui (1500) | Won 2-0 | +171559 |
| 2modern | 132 | Morelli, Mike (1592) | Won 2-0 | +181577 |
| 3modern | 165 | Sellon, Gordon (1535) | Won 2-1 | +181595 |
| 4modern | 17 | Bergeron, Julien (1550) | Won 2-0 | +171612 |
| 5modern | 35 | Johnson, Jon (1587) | Lost 0-2 | -191593 |
| 6modern | 41 | Kashmar, Ali (1655) | Won 2-1 | +201613 |
| 7modern | 81 | Tibaut, Mathew (1601) | Won 2-0 | +171630 |
| 8modern | 33 | Grant, Andrew (1609) | Lost 0-2 | -181612 |
| 9modern | 47 | Fox, Christopher (1612) | Won 2-0 | +181630 |
| 10modern | 29 | Damo da Rosa, Paulo Vitor (1992) | Lost 0-2 | -121618 |
| 11modern | 53 | Samms, Phil (1842) | Won 2-0 | +221640 |
| 12modern | 53 | Turtenwald, Owen (1894) | Won 2-1 | +231663 |
| 13modern | 33 | Allinson, Chris (1613) | Lost 0-0 | -191644 |
| 14modern | 37 | Taschner, Ian (1589) | Won 2-1 | +171661 |
| 15modern | 37 | Casselman, Jeffrey (1641) | Lost 0-2 | -181643 |
| top | average opponent: 1654record: 10-5 | new rating: 1643 | ||
| Grand Prix Providence 2011 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 456 | Ryder, Sean (1652) | Lost 1-2 | -151485 |
| 3legacy | 584 | Sahebjam, David (1501) | Won 2-1 | +181503 |
| 4legacy | 497 | Forguites, George (1511) | Won 2-1 | +181521 |
| 5legacy | 493 | O'Connor, Ryan (1551) | Won 2-0 | +191540 |
| 6legacy | 484 | Godon, Carl (1557) | Won 2-0 | +181558 |
| 7legacy | 419 | Merriam, Ross (1534) | Lost 1-2 | -181540 |
| 8legacy | 447 | Flores, Edgar (1585) | Won 2-0 | +181558 |
| 9legacy | 447 | Viola, Joe (1623) | Lost 0-2 | -161542 |
| top | average opponent: 1564record: 5-3 | new rating: 1542 | ||