Vezina, Ken
Current rating: 1565
Record: 23-22-1
| Grand Prix Vancouver 2018 (UMA limited) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 10 | Toussaint, Francis (1642) | Draw 1-1 | 01603 |
| 2sealed | 218 | Chamberlin, Skylr (1498) | Lost 1-2 | -201583 |
| 3sealed | 365 | Jackson, Derek (1540) | Lost 1-2 | -181565 |
| top | average opponent: 1560record: 0-2-1 | new rating: 1565 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2091 | Innes, Shane (1500) | Won 2-0 | +171539 |
| 2modern | 2176 | Olgado, Joseph (1465) | Won 2-1 | +171556 |
| 3modern | 2219 | Leatherdale, Bailey (1553) | Won 2-0 | +181574 |
| 4modern | 2059 | Ellis, Bennett (1662) | Won 2-1 | +201594 |
| 5modern | 2060 | Whitsitt, Ryan (1826) | Won 2-0 | +221616 |
| 6modern | 2037 | Laughlin, Pierson (1894) | Lost 0-2 | -131603 |
| 7modern | 2097 | Gracia, Connor (1628) | Won 2-1 | +181621 |
| 8modern | 2049 | Stern, Jon (1817) | Lost 1-2 | -141607 |
| 9modern | 2055 | Severa, Matt (1913) | Lost 1-2 | -131594 |
| 10modern | 2207 | Frigon, Luke (1677) | Lost 1-2 | -161578 |
| 11modern | 2200 | Creager, Kyle (1568) | Won 2-0 | +171595 |
| 12modern | 2117 | Beith, Tom (1583) | Won 2-0 | +181613 |
| 13modern | 2080 | Walker, Gregory (1617) | Won 2-0 | +181631 |
| 14modern | 2078 | Hampton, Jesse (1858) | Lost 0-2 | -141617 |
| 15modern | 2090 | Brown, Eric (1804) | Lost 0-2 | -141603 |
| top | average opponent: 1691record: 9-6 | new rating: 1603 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 58 | Dowling, Tavis (1500) | Won 2-0 | +171529 |
| 3sealed | 105 | Weitz, Benjamin (2066) | Lost 0-0 | -91520 |
| 4sealed | 502 | Mils, Ryan (1517) | Lost 1-2 | -181502 |
| 5sealed | 551 | Parnell, Shay (1477) | Won 2-0 | +181520 |
| 6sealed | 287 | Nickeson, Matt (1517) | Won 2-1 | +181538 |
| 7sealed | 275 | Hicks, Matthew (1504) | Lost 1-2 | -191519 |
| 8sealed | 403 | Peters, Stephen (1640) | Won 2-1 | +201539 |
| 9sealed | 262 | Winterbottom, Ben (1568) | Lost 0-2 | -171522 |
| top | average opponent: 1599record: 4-4 | new rating: 1522 | ||
| Grand Prix Vancouver 2015 (modern) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 120 | Lyons, Alex (1495) | Won 2-0 | +181509 |
| 4modern | 18 | Cronshaw, Drew (1519) | Won 2-0 | +181527 |
| 5modern | 42 | Jang, Ian (1527) | Lost 0-2 | -181509 |
| 6modern | 73 | Fraser, Jonah (1525) | Won 2-0 | +191528 |
| 7modern | 26 | Sheehan, Ryan (1577) | Lost 0-2 | -171511 |
| 8modern | 121 | Guthrie, Kentaro (1536) | Won 2-0 | +181529 |
| 9modern | 94 | Franceschini, Jeffrey (1558) | Lost 0-1 | -171512 |
| top | average opponent: 1534record: 4-3 | new rating: 1512 | ||
| Grand Prix Vancouver 2014 (THS standard) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 322 | Freerksen, Sheldon (1547) | Lost 0-2 | -171491 |
| 2standard | 409 | Martin, Chris [CAN] (1482) | Won 2-1 | +181509 |
| 3standard | 218 | Fuller, Joe (1487) | Lost 0-2 | -181491 |
| 4standard | 368 | Agnew, Lennon (1481) | Won 2-0 | +171508 |
| 5standard | 310 | Jury, Adam (1547) | Lost 1-2 | -171491 |
| top | average opponent: 1509record: 2-3 | new rating: 1491 | ||
| Grand Prix Vancouver 2012 (AVR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 220 | Wu, Di (1500) | Won 2-0 | +181518 |
| 2sealed | 136 | Wise, Christopher (1515) | Won 2-1 | +181536 |
| 3sealed | 6 | Simon, Roland (1508) | Won 2-1 | +171553 |
| 4sealed | 46 | Kibler, Brian (1998) | Lost 1-2 | -101543 |
| 5sealed | 119 | Levinson, Josh (1536) | Won 2-0 | +181561 |
| 6sealed | 96 | Stroud, David (1670) | Lost 1-2 | -161545 |
| 7sealed | 154 | Phath, Andy (1540) | Lost 1-2 | -181527 |
| 8sealed | 156 | Woodle, Marcus (1507) | Lost 0-2 | -191508 |
| top | average opponent: 1597record: 4-4 | new rating: 1508 | ||