Willison, Trevor
Current rating: 1330
Record: 24-38-1
Grand Prix Chicago 2009Grand Prix Nashville 2010Grand Prix Atlanta 2011Grand Prix Indianapolis 2012Grand Prix Atlanta 2012Grand Prix Columbus 2012Grand Prix Las Vegas 2013Grand Prix Washington DC 2013Grand Prix Richmond 2014Grand Prix New Jersey 2014Grand Prix Columbus 2016Grand Prix Louisville 2017
| Grand Prix Louisville 2017 (legacy) | starting rating: 1375 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 681 | Pearce, Mitch (1500) | Draw 1-1 | +31378 |
| 2legacy | 632 | Skinnon, Cory (1567) | Lost 1-2 | -151363 |
| 3legacy | 950 | Davis, Drake (1468) | Lost 0-2 | -161347 |
| 4legacy | 1012 | Anderson, Mitchell (1424) | Lost 0-2 | -171330 |
| top | average opponent: 1490record: 0-3-1 | new rating: 1330 | ||
| Grand Prix Columbus 2016 (legacy) | starting rating: 1379 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 417 | McLean, Dallas (1500) | Won 2-0 | +211400 |
| 2legacy | 112 | Allain, Nick (1481) | Lost 0-2 | -171383 |
| 3legacy | 681 | Fowler, Satchel (1503) | Won 2-1 | +201403 |
| 4legacy | 399 | McLeod, Thomas (1522) | Lost 0-2 | -161387 |
| 5legacy | 427 | Compton, Travis (1577) | Lost 1-2 | -141373 |
| 6legacy | 722 | Lageman, Sean (1437) | Won 2-0 | +191392 |
| 7legacy | 563 | James, Rajah (1467) | Lost 1-2 | -171375 |
| top | average opponent: 1498record: 3-4 | new rating: 1375 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 849 | Pagano, Joseph (1503) | Lost 0-2 | -161410 |
| 4legacy | 891 | Fernandez, Rudy (1612) | Lost 0-2 | -141396 |
| 5legacy | 966 | Badawi, Sam (1498) | Lost 0-2 | -171379 |
| top | average opponent: 1538record: 0-3 | new rating: 1379 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 39 | Owen, Daniel (1500) | Lost 0-2 | -171424 |
| 2modern | 459 | Brehm, Clayton (1483) | Lost 1-2 | -171407 |
| 3modern | 508 | Paris, Donald (1464) | Won 2-1 | +191426 |
| top | average opponent: 1482record: 1-2 | new rating: 1426 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 158 | Mahaffey, Mike (1479) | Lost 0-2 | -171390 |
| 2legacy | 503 | Wu, Feng (1516) | Won 2-0 | +201410 |
| 3legacy | 584 | Egan, Andrew (1333) | Won 2-1 | +171427 |
| 4legacy | 524 | Lee, Matthew S. (1487) | Won 2-1 | +191446 |
| 5legacy | 158 | Sigrist, Mike (1654) | Lost 1-2 | -141432 |
| 6legacy | 501 | Edelkamp, Erik (1541) | Won 2-1 | +201452 |
| 7legacy | 257 | Gottstein, Jeff (1604) | Won 2-0 | +201472 |
| 8legacy | 116 | Rill, Eric (1730) | Lost 0-2 | -131459 |
| 9legacy | 244 | Benning, Mark (1478) | Lost 0-2 | -181441 |
| top | average opponent: 1536record: 5-4 | new rating: 1441 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 916 | Brand, Tristan (1500) | Lost 1-2 | -161405 |
| 2sealed | 1255 | Dutton, Rachel (1429) | Won 2-0 | +181423 |
| 3sealed | 1164 | Burlew, Isaac (1500) | Lost 0-2 | -161407 |
| top | average opponent: 1476record: 1-2 | new rating: 1407 | ||
| Grand Prix Columbus 2012 (modern) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 50 | Szwabowski, Ben (1500) | Lost 0-2 | -161419 |
| 2modern | 278 | Kilmer, Micah (1481) | Won 2-1 | +191438 |
| 3modern | 386 | MANTI, JARROD (1448) | Lost 0-2 | -181420 |
| 4modern | 430 | Warner, Tim A (1483) | Won 2-1 | +191439 |
| 5modern | 281 | Shimko, Steve S (1452) | Lost 1-2 | -181421 |
| top | average opponent: 1473record: 2-3 | new rating: 1421 | ||
| Grand Prix Atlanta 2012 (legacy) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 140 | Landa, Diego (1500) | Won 2-0 | +191468 |
| 2legacy | 21 | Grigsby, Kevin (1429) | Won 2-0 | +171485 |
| 3legacy | 26 | Carpenter, Steven (1520) | Won 2-0 | +191504 |
| 4legacy | 71 | Inman, Jesse (1454) | Lost 1-2 | -191485 |
| 5legacy | 176 | Ayers, Daryl (1488) | Lost 0-2 | -181467 |
| 6legacy | 272 | Byrd, Eric (1512) | Won 2-1 | +191486 |
| 7legacy | 212 | Burgoa, Josh (1536) | Lost 1-2 | -171469 |
| 8legacy | 241 | Kennedy, Michael (1482) | Lost 1-2 | -181451 |
| 9legacy | 226 | Berni, Roberto (1580) | Lost 1-2 | -161435 |
| top | average opponent: 1500record: 4-5 | new rating: 1435 | ||
| Grand Prix Indianapolis 2012 (legacy) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 219 | Comminos, Steven (1500) | Won 2-0 | +191482 |
| 2legacy | 211 | Mayes, Jason (1571) | Lost 1-2 | -161466 |
| 3legacy | 350 | Moore, Andy (1476) | Lost 1-2 | -181448 |
| 4legacy | 438 | Groves, Sean (1482) | Won 2-0 | +191467 |
| 5legacy | 439 | Naidu, Akash (1497) | Lost 1-2 | -181449 |
| top | average opponent: 1505record: 2-3 | new rating: 1449 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 428 | Stein, Richard (1566) | Won 2-0 | +201495 |
| 2extended | 537 | Kell, Donald L (1518) | Won 2-1 | +181513 |
| 3extended | 434 | Jacobson, Josh (1691) | Lost 0-2 | -151498 |
| 4extended | 567 | Fricks, Micheal (1500) | Lost 0-2 | -181480 |
| 5extended | 604 | Dunks, Jess (1540) | Lost 1-2 | -171463 |
| top | average opponent: 1563record: 2-3 | new rating: 1463 | ||
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 404 | Ferry, Sergio (1590) | Won 2-1 | +211465 |
| 2sealed | 458 | Joiner, Rob (1500) | Won 2-0 | +191484 |
| 3sealed | 481 | Shinkins, Stewart (1651) | Lost 0-2 | -151469 |
| 4sealed | 563 | Moore, Adam (1576) | Won 2-0 | +201489 |
| 5sealed | 530 | Adkins, Joshua (1521) | Lost 0-2 | -181471 |
| 6sealed | 552 | White, Alex (1518) | Won 2-0 | +191490 |
| 7sealed | 528 | Frazier, Matthew (1650) | Lost 0-2 | -151475 |
| top | average opponent: 1572record: 4-3 | new rating: 1475 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 59 | Argiro, Richard A (1500) | Lost 0-1 | -181482 |
| 2legacy | 385 | Glut, Matthew J (1482) | Lost 0-2 | -181464 |
| 3legacy | 514 | Plute, Katie A (1380) | Lost 0-2 | -201444 |
| top | average opponent: 1454record: 0-3 | new rating: 1444 | ||