Spencer, John
Current rating: 1559
Record: 22-20
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 547 | Wallace, Calvin (1500) | Won 2-0 | +181521 |
| 2sealed | 256 | Cammack, Franklin (1552) | Lost 1-2 | -171504 |
| 3sealed | 538 | Bobo, James (1501) | Won 2-1 | +181522 |
| 4sealed | 414 | Williams, Daniel (1485) | Won 2-0 | +171539 |
| 5sealed | 497 | Valenti, Anthony (1536) | Won 2-1 | +181557 |
| 6sealed | 282 | Majied, Aqueel (1545) | Won 2-0 | +181575 |
| 7sealed | 267 | Gray, Eric (1494) | Lost 1-2 | -201555 |
| 8sealed | 343 | Orellana, Manuel (1736) | Won 2-0 | +221577 |
| 9sealed | 340 | O'Connell, Steven (1574) | Lost 1-2 | -181559 |
| top | average opponent: 1547record: 6-3 | new rating: 1559 | ||
| Grand Prix Louisville 2013 (THS standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 184 | Lutes, William (1501) | Lost 1-2 | -181466 |
| 2standard | 418 | Zellers, James (1482) | Won 2-0 | +181484 |
| 3standard | 392 | Peleh, Michael (1501) | Lost 1-2 | -181466 |
| 4standard | 464 | Hall, Erin (1479) | Won 2-1 | +191485 |
| 5standard | 381 | Newman, David (1496) | Won 2-1 | +181503 |
| 6standard | 361 | Dunn, Marc (1517) | Won 2-0 | +181521 |
| 7standard | 295 | Cannon, John (1534) | Lost 1-2 | -181503 |
| top | average opponent: 1501record: 4-3 | new rating: 1503 | ||
| Grand Prix Nashville 2012 (DKA limited) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Jones, Griffin (1500) | Lost 0-2 | -181460 |
| 2sealed | 348 | Nofi, Kevin (1512) | Won 2-1 | +191479 |
| 3sealed | 281 | Ditterline, Sean L (1500) | Won 2-1 | +181497 |
| 4sealed | 305 | McCray, Lafe (1619) | Won 2-0 | +211518 |
| 5sealed | 166 | Sweeney, Jace (1516) | Lost 0-2 | -181500 |
| 6sealed | 221 | Hamer, Justin (1519) | Lost 1-2 | -181482 |
| 7sealed | 255 | Ward, Matt C (1553) | Won 2-0 | +191501 |
| 8sealed | 190 | Meyers, John (1516) | Lost 1-2 | -171484 |
| top | average opponent: 1530record: 4-4 | new rating: 1484 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 193 | Beed, Josh (1500) | Won 2-0 | +181513 |
| 2sealed | 34 | Magyarodi, Thomas (1480) | Lost 1-2 | -181495 |
| 3sealed | 262 | Cocks, Ryan (1534) | Lost 0-2 | -171478 |
| 4sealed | 447 | Collado, TRACY P (1482) | Won 2-1 | +181496 |
| 5sealed | 399 | Brews, Robert (1499) | Lost 0-2 | -181478 |
| top | average opponent: 1499record: 2-3 | new rating: 1478 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 77 | Papendorf, Timothy (1500) | Lost 1-2 | -181446 |
| 2standard | 356 | Ayers, Corey (1482) | Won 2-0 | +191465 |
| 3standard | 308 | Moreno, William (1611) | Won 2-1 | +211486 |
| 4standard | 194 | McGregor, John (1517) | Won 2-1 | +181504 |
| 5standard | 224 | Dykes, Ryan B (1539) | Won 2-0 | +191523 |
| 6standard | 50 | Parke, Jamie (1987) | Lost 0-2 | -101513 |
| 7standard | 215 | Brown, Stephen M (1540) | Lost 0-2 | -181495 |
| top | average opponent: 1597record: 4-3 | new rating: 1495 | ||
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 82 | Wu, Songwei (1500) | Lost 0-2 | -181482 |
| 2sealed | 333 | Wilson, Chris (1482) | Won 2-0 | +181500 |
| 3sealed | 257 | Jay, Benjy (1500) | Lost 0-2 | -181482 |
| 4sealed | 334 | Fox, Elbert (1482) | Lost 0-2 | -181464 |
| 5sealed | 308 | Shuit, Sinclair (1465) | Won 2-1 | +181482 |
| 6sealed | 234 | LaBeau, Mike (1469) | Lost 1-2 | -181464 |
| top | average opponent: 1483record: 2-4 | new rating: 1464 | ||