King, Jonathan
Current rating: 1576
Record: 29-26-1
| Grand Prix Atlanta 2018 (modern) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 192 | Morales, Isaiah (1500) | Won 2-0 | +161587 |
| 2modern | 60 | Reese, Charles (1657) | Won 2-1 | +201607 |
| 3modern | 155 | Gross, Joe (1539) | Won 2-1 | +161623 |
| 4modern | 2 | Wong, Daniel (1903) | Lost 1-2 | -131610 |
| 5modern | 348 | Soowal, Nathan (1712) | Lost 1-2 | -161594 |
| 6modern | 291 | Outeiral, Anthony (1590) | Lost 1-2 | -181576 |
| top | average opponent: 1650record: 3-3 | new rating: 1576 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 437 | Lanzillotta, Greg (1580) | Lost 1-2 | -171517 |
| 2modern | 474 | Apt, Russell (1489) | Won 2-1 | +181535 |
| 3modern | 535 | Shi, Jiaan (1510) | Lost 0-2 | -191516 |
| 4modern | 790 | Bushey, Jeffrey (1481) | Won 2-1 | +171533 |
| 5modern | 433 | Singer, Sean (1668) | Won 2-1 | +211554 |
| 6modern | 324 | Corbin, Julia (1591) | Lost 0-2 | -171537 |
| 7modern | 411 | Cruz, Dylan (1462) | Won 2-0 | +161553 |
| 8modern | 274 | Goehring, Aidan (1522) | Won 2-0 | +181571 |
| top | average opponent: 1538record: 5-3 | new rating: 1571 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 241 | Pomerico, Daniel (1534) | Won 2-0 | +181558 |
| 2standard | 345 | Ma, Jesse (1593) | Lost 0-1 | -171541 |
| 3standard | 453 | Lapin, Alex (1441) | Won 2-1 | +161557 |
| 4standard | 282 | Li, Chris (1631) | Lost 1-2 | -171540 |
| 5standard | 535 | Valencia, Omar (1442) | Won 2-1 | +161556 |
| 6standard | 505 | Weseloh, Kyle (1522) | Draw 1-1 | 01556 |
| 7standard | 424 | Powell, Chris (1487) | Won 2-1 | +171573 |
| 8standard | 292 | Ketterling, Austin (1431) | Lost 1-2 | -211552 |
| 9standard | 369 | Singh, Navdeep (1563) | Lost 1-2 | -181534 |
| top | average opponent: 1516record: 4-4-1 | new rating: 1534 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1036 | Hunt, Dillon (1500) | Won 2-0 | +171534 |
| 2sealed | 1093 | Machalica, Arthur (1516) | Won 2-0 | +181552 |
| 3sealed | 1269 | Clarke, David (1536) | Lost 1-2 | -181534 |
| 4sealed | 1034 | Babb, Kevin (1528) | Won 2-0 | +181552 |
| 5sealed | 984 | Brown, Max (1703) | Won 2-0 | +201572 |
| 6sealed | 812 | Swartz, Noah (1768) | Lost 0-2 | -141558 |
| 7sealed | 638 | Kasliner, Scott (1578) | Lost 0-2 | -181540 |
| top | average opponent: 1590record: 4-3 | new rating: 1540 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 223 | Pearce, Matthew (1555) | Lost 0-2 | -181517 |
| 2sealed | 461 | Allen, Chris (1510) | Won 2-0 | +181535 |
| 3sealed | 330 | Grantham, Bradley (1500) | Lost 0-2 | -181517 |
| top | average opponent: 1522record: 1-2 | new rating: 1517 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 45 | Pease, Scott (1445) | Won 2-0 | +181484 |
| 2block | 40 | Leof, Natty (1500) | Won 2-1 | +181502 |
| 3block | 59 | Solis, Oscar (1536) | Won 2-1 | +191521 |
| 4block | 114 | Anderson, Hans (1588) | Lost 1-2 | -171504 |
| 5block | 105 | Meyer, Douglas M (1537) | Won 2-0 | +181522 |
| 6block | 54 | Sharfman, David (1818) | Lost 0-2 | -121510 |
| 7block | 141 | Hargrave, Joe (1533) | Won 2-1 | +181528 |
| 8block | 93 | Gleicher, David (1877) | Won 2-1 | +241552 |
| 9block | 86 | Milechman, Max (1590) | Lost 1-2 | -171535 |
| top | average opponent: 1603record: 6-3 | new rating: 1535 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 463 | Treece, Jonathan (1500) | Won 2-0 | +191501 |
| 2extended | 409 | Parnes, Stuart (1556) | Lost 0-2 | -171484 |
| 3extended | 599 | King, Ryan T (1487) | Lost 0-2 | -181466 |
| 4extended | 624 | Birchall, John (1468) | Won 2-0 | +181484 |
| 5extended | 606 | Morris, John (1510) | Lost 0-2 | -181466 |
| 6extended | 591 | Marino, James (1484) | Won 2-0 | +191485 |
| 7extended | 547 | Pulliam, Steven (1458) | Lost 0-2 | -191466 |
| top | average opponent: 1495record: 3-4 | new rating: 1466 | ||
| Grand Prix Daytona Beach 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 18 | Driggers, Gerald D (1500) | Lost 0-2 | -181482 |
| 2sealed | 229 | Parrott, Hunter (1482) | Won 2-0 | +181500 |
| 3sealed | 121 | Kwan, Michael (1521) | Lost 0-2 | -181482 |
| 4sealed | 228 | Klein, Will R (1482) | Lost 0-2 | -181464 |
| 5sealed | 233 | Lay, Richard (1465) | Won 2-1 | +181482 |
| 6sealed | 198 | Sprouse, Joseph (1480) | Won 2-1 | +181500 |
| 7sealed | 142 | Liller, Josh (1502) | Lost 0-2 | -181482 |
| top | average opponent: 1490record: 3-4 | new rating: 1482 | ||