Sampford, James
Current rating: 1597
Record: 29-24-2 (GP) / 2-3-1 (professional)
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2084 | McAleer, Stephen (1573) | Lost 1-2 | -191572 |
| 2sealed | 2308 | Coenen, Peter (1493) | Won 2-1 | +171589 |
| 3sealed | 2362 | Stein, Leon (1455) | Won 2-0 | +151604 |
| 4sealed | 2168 | Schardt, Torsten (1529) | Lost 1-2 | -191585 |
| 5sealed | 2326 | Meis, Robin (1462) | Won 2-0 | +161601 |
| 6sealed | 2228 | Cornelissen, Roy (1487) | Won 2-0 | +161617 |
| 7sealed | 2117 | Maurri, Filippo (1515) | Lost 1-2 | -201597 |
| top | average opponent: 1502record: 4-3 | new rating: 1597 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 505 | Keenaghan, Vincent (1516) | Won 2-0 | +171549 |
| 2sealed | 206 | Richardson, Wayne (1499) | Won 2-1 | +171566 |
| 3sealed | 4 | Corwood, James (1513) | Won 2-0 | +181584 |
| 4sealed | 106 | Potter, Jason (1617) | Won 2-1 | +181602 |
| 5sealed | 18 | Warnock, Alan (1762) | Lost 0-2 | -151587 |
| 6sealed | 189 | Gajewski, Michal (1895) | Lost 0-2 | -131574 |
| 7sealed | 259 | Thomas, James (1475) | Won 2-1 | +171591 |
| 8sealed | 88 | Wong, Yuelin (1556) | Won 2-1 | +171608 |
| 9sealed | 98 | Solaja, Ivan (1640) | Lost 1-2 | -171591 |
| top | average opponent: 1608record: 6-3 | new rating: 1591 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 74 | Jones, Declan (1448) | Lost 1-2 | -211560 |
| 2sealed | 542 | Sadler, Jordan (1485) | Won 2-1 | +171577 |
| 3sealed | 597 | Santos, Filipe (1483) | Lost 0-2 | -201557 |
| 4sealed | 796 | Smrz, Matus (1416) | Won 2-1 | +161573 |
| 5sealed | 594 | Giesa, Manuel (1450) | Lost 0-2 | -201553 |
| 6sealed | 679 | Pestov, Evgeny (1393) | Lost 0-2 | -211532 |
| top | average opponent: 1446record: 2-4 | new rating: 1532 | ||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 484 | Sheerin, Will (1500) | Won 2-0 | +171572 |
| 2sealed | 517 | Law, Alex (1518) | Won 2-0 | +171589 |
| 3sealed | 459 | McGlinchey, David (1465) | Won 2-1 | +161605 |
| 4sealed | 460 | Thanangadan, James (1401) | Won 2-0 | +141619 |
| 5sealed | 433 | Morello, Vittorio (1677) | Lost 1-2 | -171602 |
| 6sealed | 478 | Horvath, Tamas (1565) | Lost 0-2 | -181584 |
| 7sealed | 488 | Vaughan, Daniel (1504) | Won 2-0 | +161600 |
| 8sealed | 435 | Ravenshear, Stuart (1536) | Lost 1-2 | -191581 |
| top | average opponent: 1521record: 5-3 | new rating: 1581 | ||
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 200 | Dumontier, Sebastien (1575) | Won 2-0 | +191558 |
| 2sealed | 229 | Renaille, Gaetan (1538) | Won 2-0 | +171575 |
| 3sealed | 13 | Thoumire, Sebastien (1537) | Won 2-1 | +181593 |
| 4sealed | 11 | Sa, Antonio (1557) | Won 2-0 | +171610 |
| 5sealed | 53 | Batteau, Cedric (1596) | Lost 1-2 | -181592 |
| 6sealed | 35 | Scholz, Hannes (1711) | Lost 1-2 | -161576 |
| 7sealed | 163 | Amans, Nicolas (1424) | Lost 0-2 | -211555 |
| top | average opponent: 1563record: 4-3 | new rating: 1555 | ||
| Grand Prix Cardiff 2006 (GPT limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 55 | Roberts, Chris [ENG] (1518) | Won 0-0 | +181533 |
| 3sealed | 40 | Turner, Ian (1536) | Won 2-1 | +181551 |
| 4sealed | 34 | Zidek, Arnost (1761) | Lost 0-2 | -141537 |
| 5sealed | 66 | Clark, Matthew E (1555) | Lost 1-2 | -181519 |
| 6sealed | 66 | Hellsten, Richard (1523) | Won 2-1 | +181537 |
| 7sealed | 42 | Ng, Jack Yu Kiu (1562) | Won 2-1 | +191556 |
| 8sealed | 31 | Nyfors, Mika (1620) | Lost 0-2 | -171539 |
| top | average opponent: 1582record: 4-3 | new rating: 1539 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 94 | Marciniszyn, Michal (1664) | Lost 0-2 | -151483 |
| 3sealed | 110 | Thaler, Sebastian (1680) | Won 2-1 | +221505 |
| 4sealed | 144 | Lefebvre, Gaetan (1582) | Won 2-0 | +191524 |
| 5sealed | 64 | Hornansky, Richard (1518) | Won 2-0 | +181542 |
| 6sealed | 55 | Zatlkaj, Matej (1727) | Lost 1-2 | -141528 |
| 7sealed | 60 | Herssens, Bram (1541) | Lost 0-2 | -181510 |
| 8sealed | 90 | Nguyen, Xuan-Phi (1802) | Draw 1-1 | +51515 |
| top | average opponent: 1645record: 3-3-1 | new rating: 1515 | ||
| Grand Prix Nottingham 2005 (RAV limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 22 | Watson, Paul (1534) | Won 2-1 | +181523 |
| 4sealed | 15 | Nassif, Gabriel (1791) | Lost 1-2 | -131510 |
| 5sealed | 60 | Verhulst, Johan (1744) | Draw 1-1 | +41514 |
| 6sealed | 77 | Prosper, Philippe (1636) | Lost 0-2 | -161498 |
| top | average opponent: 1676record: 1-2-1 | new rating: 1498 | ||
| Pro Tour London 2005 (SOK draft) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 45 | Olivera, Adrian (1529) | Draw 1-1 | +11501 |
| 2draft | 6 | Fujita, Tsuyoshi (1982) | Lost 0-2 | -101491 |
| 3draft | 48 | Kaji, Tomohiro (1777) | Lost 1-2 | -131478 |
| 4draft | 113 | Weitz, David (1744) | Won 2-1 | +231501 |
| 5draft | 60 | Girodroux, Pierre (1752) | Lost 1-2 | -141487 |
| 6draft | 23 | Garrido Barrero, Jonathan (1470) | Won 2-0 | +181505 |
| top | average opponent: 1709record: 2-3-1 | new rating: 1505 | ||