Dorey, Jeff
Current rating: 1500
Record: 18-18-1
| Grand Prix Toronto 2019 (modern) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 94 | Dolan, James (1483) | Lost 0-2 | -181480 |
| 2modern | 331 | Deruiter, Austin (1482) | Won 2-0 | +181498 |
| 3modern | 395 | Zeiler, Daniel (1657) | Won 2-1 | +211519 |
| 4modern | 153 | White, Jon [CAN] (1500) | Lost 0-2 | -191500 |
| 5modern | 330 | OUELLETTE, Matthew (1500) | Won 2-0 | +181518 |
| 6modern | 317 | Schwartz, Sam (1517) | Lost 0-2 | -181500 |
| top | average opponent: 1523record: 3-3 | new rating: 1500 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 412 | Corner, Bryan (1483) | Lost 0-2 | -191498 |
| 2modern | 624 | Whittaker, Sam (1482) | Won 2-1 | +181516 |
| 3modern | 391 | McBride, T. J. (1500) | Lost 1-2 | -181498 |
| 4modern | 563 | Ratanadawong, Jordan (1553) | Lost 1-2 | -171481 |
| 5modern | 710 | Kellas, Robert (1463) | Won 2-0 | +171498 |
| 6modern | 538 | Cannon, James (1499) | Won 2-1 | +181516 |
| 7modern | 446 | Schweitzer, Herbert (1500) | Lost 0-2 | -181498 |
| top | average opponent: 1497record: 3-4 | new rating: 1498 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 307 | Finlayson, Michael (1552) | Won 2-0 | +191540 |
| 2standard | 92 | Gow, Timothy (1518) | Draw 1-1 | 01540 |
| 3standard | 330 | Graham, Bob (1513) | Won 2-0 | +171557 |
| 4standard | 174 | Jarrett, Brendan (1364) | Lost 0-2 | -211536 |
| 5standard | 347 | Delanoix, Emmanuel (1499) | Lost 0-2 | -191517 |
| top | average opponent: 1489record: 2-2-1 | new rating: 1517 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 410 | Eckstrom, Donny (1498) | Lost 1-2 | -191483 |
| 2modern | 907 | Crawford, Scott (1442) | Won 2-1 | +181501 |
| 3modern | 593 | Weidinger, Christopher (1624) | Lost 1-2 | -161485 |
| 4modern | 1046 | Schmuckler, Brett (1496) | Lost 1-2 | -181467 |
| 5modern | 1091 | Bilof, Vincenzo (1460) | Lost 1-2 | -181449 |
| 6modern | 1026 | Thompson, Jonathan [USA] (1445) | Won 2-1 | +181467 |
| 7modern | 892 | Sturr, Paul (1463) | Won 2-1 | +181485 |
| 8modern | 718 | Wilson, Mike (1467) | Won 2-1 | +181503 |
| 9modern | 534 | Cartier, Matthew (1549) | Won 2-1 | +181521 |
| top | average opponent: 1494record: 5-4 | new rating: 1521 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 67 | Rush, Adam (1491) | Lost 1-2 | -181481 |
| 2sealed | 418 | Traikov, Erik (1547) | Lost 1-2 | -161465 |
| 3sealed | 631 | Stephens, Kevin (1464) | Won 2-0 | +181483 |
| 4sealed | 633 | Moote, Brock (1539) | Won 2-0 | +191502 |
| top | average opponent: 1510record: 2-2 | new rating: 1502 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 15 | MacDougall, Peter (1500) | Lost 1-2 | -181482 |
| 2modern | 260 | DEVINE, ZACHARY L (1482) | Won 2-0 | +181500 |
| 3modern | 332 | Wu, Jackson (1500) | Lost 0-2 | -181482 |
| 4modern | 453 | Jeffrey, Kevin (1480) | Won 2-0 | +181500 |
| 5modern | 258 | Lapsley, Jeff (1500) | Won 2-0 | +181518 |
| 6modern | 242 | Malenczak, Matthew (1490) | Lost 0-2 | -191499 |
| top | average opponent: 1492record: 3-3 | new rating: 1499 | ||