Jones, Zach
Current rating: 1568
Record: 20-16-1
| Grand Prix Niagara Falls 2019 (legacy) | starting rating: 1639 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 198 | King, Brady (1539) | Lost 1-2 | -201619 |
| 2legacy | 344 | McCormick, Greg (1254) | Won 2-0 | +121631 |
| 3legacy | 407 | Bricault, Yoann (1413) | Lost 0-2 | -221609 |
| 4legacy | 419 | Hillman, Lee (1482) | Lost 0-2 | -211588 |
| 5legacy | 392 | Cousineau, Nicholas (1442) | Lost 0-2 | -201568 |
| top | average opponent: 1426record: 1-4 | new rating: 1568 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 73 | Robles, Mark (1346) | Won 2-1 | +151519 |
| 2modern | 255 | Smith, Jason (1860) | Lost 1-2 | -121507 |
| 3modern | 639 | Terry, Taylor (1474) | Won 2-0 | +171524 |
| 4modern | 353 | Gallagher, Sean (1517) | Won 2-1 | +181542 |
| 5modern | 211 | Daniel, David (1810) | Lost 1-2 | -131529 |
| 6modern | 393 | Coppinger, Clarence (1497) | Won 2-1 | +171546 |
| 7modern | 235 | McNamara, Scott (1580) | Lost 1-2 | -171529 |
| 8modern | 361 | White, Jacob (1361) | Won 2-0 | +151544 |
| 9modern | 387 | Tatum, Joseph (1558) | Won 2-0 | +181562 |
| 10modern | 290 | Pate, Jordan (1511) | Won 2-0 | +171579 |
| 11modern | 190 | Gilmore, Ryan (1609) | Lost 0-2 | -171562 |
| 12modern | 150 | Radmard, Amir (1788) | Won 2-0 | +221584 |
| 13modern | 107 | Davis, Drake (1502) | Won 2-0 | +161600 |
| 14modern | 107 | Drake, Darryl (1735) | Won 2-1 | +211621 |
| 15modern | 95 | Sexton-Davis, Jarod (1619) | Won 2-1 | +181639 |
| top | average opponent: 1584record: 11-4 | new rating: 1639 | ||
| Grand Prix Columbus 2016 (legacy) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 483 | Klingler, Danny (1500) | Draw 1-1 | +11467 |
| 2legacy | 424 | Schafer, Sam (1500) | Lost 0-2 | -181449 |
| 3legacy | 763 | Ballard, Larry (1417) | Lost 0-2 | -181431 |
| 4legacy | 829 | Swanson, Brian (1507) | Lost 0-2 | -171414 |
| 5legacy | 823 | Bates, Deryck (1443) | Won 2-0 | +191433 |
| 6legacy | 733 | Hennessey, Connor (1360) | Won 2-1 | +161449 |
| 7legacy | 620 | Sheridan, Brendan (1409) | Won 2-1 | +181467 |
| 8legacy | 492 | Whitaker, Joshua (1498) | Won 2-0 | +181485 |
| 9legacy | 370 | Davis Jr, Gordon J (1516) | Won 2-1 | +191504 |
| top | average opponent: 1461record: 5-3-1 | new rating: 1504 | ||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 192 | Etters, Tyler (1500) | Lost 1-2 | -181482 |
| 2modern | 415 | Ward, Autry (1464) | Won 2-0 | +181500 |
| 3modern | 1049 | Brenner, Ben (1500) | Won 0-0 | +181518 |
| 4modern | 388 | Quinn, Serena (1668) | Lost 0-2 | -161502 |
| 5modern | 400 | Scarborough, Austin (1580) | Lost 0-2 | -161486 |
| 6modern | 412 | McInerney, Timothy (1412) | Lost 0-2 | -201466 |
| 7modern | 341 | Pry, Jacob (1465) | Won 2-0 | +181484 |
| 8modern | 283 | Pieper, Jeff (1467) | Lost 0-2 | -181466 |
| top | average opponent: 1507record: 3-5 | new rating: 1466 | ||