Jefferson, Kyle
Current rating: 1602
Record: 16-11-4 (GP) / 13-14 (professional)
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 105 | Hickey, Joey (1428) | Lost 1-2 | -211573 |
| 2legacy | 555 | McInnis, Jon (1429) | Lost 0-2 | -211552 |
| 3legacy | 950 | Molstad, Jason (1465) | Won 2-1 | +171569 |
| 4legacy | 775 | Antone, Aaron (1482) | Won 2-0 | +161585 |
| 5legacy | 468 | Moline, Dylan (1499) | Won 2-1 | +171602 |
| 6legacy | 302 | Fata, Louis (1598) | Won 2-0 | +181620 |
| 7legacy | 218 | Swanson, Gray (1559) | Won 2-0 | +171637 |
| 8legacy | 215 | Lazzarotto, Kohner (1592) | Lost 1-2 | -191618 |
| 9legacy | 242 | Chu, Kevin (1755) | Lost 0-2 | -161602 |
| top | average opponent: 1534record: 5-4 | new rating: 1602 | ||
| Grand Prix Providence 2011 (legacy) | starting rating: 1638 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 87 | Matson, Will (1499) | Lost 0-2 | -211617 |
| 4legacy | 138 | Higginbottom, James (1509) | Lost 0-2 | -191598 |
| 5legacy | 187 | Durnan, Harry (1482) | Lost 0-2 | -211577 |
| 6legacy | 188 | Howard, Christopher D (1502) | Won 2-0 | +171594 |
| top | average opponent: 1498record: 1-3 | new rating: 1594 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1642 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 171 | Zafra, Marcel Angelo (1719) | Lost 1-2 | -171625 |
| 4sealed | 257 | Peek, Thomas (1587) | Won 2-0 | +171642 |
| 5sealed | 134 | Catterall-Davis, Merlin (1564) | Lost 0-2 | -191623 |
| 6sealed | 344 | Tewksbury, Jason A (1519) | Won 2-0 | +161639 |
| 7sealed | 170 | Lando, Tom (1534) | Won 2-1 | +161655 |
| 8sealed | 147 | Aune, Eirik (1707) | Lost 1-2 | -171638 |
| top | average opponent: 1605record: 3-3 | new rating: 1638 | ||
| Pro Tour Los Angeles 2005 (extended) | starting rating: 1653 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 89 | Hatchel, Tyler (1500) | Won 2-0 | +151668 |
| 2extended | 42 | Fitzgerald, Sean M (1501) | Lost 1-2 | -211647 |
| 3extended | 112 | Gucci, Guido (1501) | Won 2-0 | +161663 |
| 4extended | 51 | Day, Michael (1566) | Won 2-1 | +161679 |
| 5extended | 43 | Bergstrom, Jonathan (1718) | Lost 0-2 | -171662 |
| 6extended | 67 | Scheel, Brandon (1563) | Lost 1-2 | -201642 |
| 7extended | 94 | Rahamim, Avri (1475) | Won 2-0 | +151657 |
| 8extended | 53 | Krempels, Craig (1806) | Lost 0-2 | -151642 |
| top | average opponent: 1579record: 4-4 | new rating: 1642 | ||
| Grand Prix Seattle 2005 (extended) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 1 | Vitro, Teddy (1518) | Won 2-1 | +181557 |
| 4extended | 37 | Rietzl, Paul (1784) | Won 2-1 | +221579 |
| 5extended | 20 | Hanson, Daniel (1551) | Lost 1-2 | -181561 |
| 6extended | 19 | Sweet, Trapper (1507) | Won 2-0 | +171578 |
| 7extended | 15 | Sullivan, Owen (1593) | Draw 1-1 | 01578 |
| 8extended | 23 | Geary, Michael (1593) | Won 2-1 | +181596 |
| 9extended | 12 | Doshi, Vishvas (1724) | Won 2-0 | +201616 |
| 10extended | 9 | Cooper, Geddes (1712) | Won 2-0 | +201636 |
| 11extended | 4 | McCall, Max (1643) | Draw 1-1 | 01636 |
| 12extended | 8 | Allen, Brett (1655) | Draw 1-1 | +11637 |
| 13extended | 9 | Marsh, Corwin (1624) | Draw 1-1 | -11636 |
| 14extended | 10 | Toratani, Charles (1568) | Won 2-0 | +171653 |
| top | average opponent: 1623record: 7-1-4 | new rating: 1653 | ||
| Pro Tour Columbus 2004 (extended) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 14 | Bracht, Maximilian (1648) | Won 2-1 | +201560 |
| 2extended | 14 | House, Jeffrey (1521) | Won 2-1 | +181578 |
| 3extended | 14 | Ruel, Olivier (2033) | Lost 0-2 | -111567 |
| 4extended | 14 | Zatlkaj, Matej (1763) | Won 2-1 | +221589 |
| 5extended | 14 | Nuijten, Julien (1950) | Lost 1-2 | -121577 |
| 6extended | 14 | Deurloo, Didier (1503) | Lost 1-2 | -191558 |
| 7extended | 14 | Goodman, Kyle (1525) | Lost 0-2 | -191539 |
| top | average opponent: 1706record: 3-4 | new rating: 1539 | ||
| Pro Tour New Orleans 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 91 | Buckley-Wright, Nathaniel (1521) | Won 2-1 | +181518 |
| 2extended | 38 | Baberowski, Dirk (1930) | Won 2-0 | +251543 |
| 3extended | 36 | Oliff, Jesse (1543) | Won 2-1 | +181561 |
| 4extended | 13 | Lopez Tercero, Josue (1567) | Won 2-1 | +191580 |
| 5extended | 5 | Prosak, Adam (1780) | Lost 0-2 | -151565 |
| 6extended | 14 | Ottati, Domingo (1549) | Lost 0-2 | -181547 |
| 7extended | 46 | Nai, Enrico (1552) | Lost 0-2 | -181529 |
| 8extended | 67 | Summersberger, Helmut (1875) | Won 2-1 | +241553 |
| 9extended | 31 | Guevin, Thomas (1943) | Won 2-1 | +251578 |
| 10extended | 16 | Humpherys, David (2006) | Lost 0-2 | -111567 |
| 11extended | 43 | Ostrovich, Diego (1933) | Lost 0-2 | -111556 |
| 12extended | 39 | Yamada, Tsutomu (1717) | Lost 0-2 | -161540 |
| top | average opponent: 1743record: 6-6 | new rating: 1540 | ||