Clark, Matthew E
Current rating: 1522
Record: 17-15
| Grand Prix Birmingham 2017 (modern) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 377 | Tidcombe, Matthew (1500) | Lost 1-2 | -201571 |
| 2modern | 597 | Silva, Marco (1369) | Lost 0-0 | -221549 |
| 3modern | 746 | Garcia, Jaume (1468) | Lost 0-2 | -191530 |
| 4modern | 799 | Urban, Martin (1427) | Lost 1-2 | -201510 |
| 5modern | 804 | Paramos Albea, Rosa Ana (1424) | Won 2-0 | +161526 |
| 6modern | 741 | Dand, Andy (1443) | Won 2-1 | +171543 |
| 7modern | 645 | van Montfoort, Kees (1535) | Lost 1-2 | -181525 |
| 8modern | 592 | Boudeghdegh, Lotfi (1430) | Won 2-1 | +161541 |
| 9modern | 513 | Corless, Benjamin (1458) | Lost 1-2 | -191522 |
| top | average opponent: 1451record: 3-6 | new rating: 1522 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 623 | Collins, Richard (1519) | Won 2-0 | +171577 |
| 2sealed | 207 | Nunn, Richard (1557) | Won 2-1 | +171594 |
| 3sealed | 33 | Brooks, Sean (1688) | Lost 1-2 | -161578 |
| 4sealed | 415 | Djogouros, Michalis (1524) | Won 2-0 | +171595 |
| 5sealed | 298 | Tseroulis, Kreon (1591) | Won 2-1 | +181613 |
| 6sealed | 122 | Whitney, Cameron (1502) | Lost 1-2 | -201593 |
| 7sealed | 363 | Shanks, Greg (1509) | Lost 0-2 | -191574 |
| 8sealed | 303 | Michaletos, Dimitris (1525) | Won 2-0 | +171591 |
| top | average opponent: 1552record: 5-3 | new rating: 1591 | ||
| Grand Prix Cardiff 2006 (GPT limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 25 | Hessens, Oliver (1499) | Won 2-1 | +181539 |
| 2sealed | 77 | Bonney, Jayson (1475) | Lost 0-0 | -191520 |
| 3sealed | 85 | Kajala, Kaisa (1499) | Won 2-0 | +171537 |
| 4sealed | 73 | crowley, declan (1519) | Won 2-0 | +181555 |
| 5sealed | 66 | Sampford, James (1537) | Won 2-1 | +181573 |
| 6sealed | 25 | Grant, David (1831) | Lost 1-2 | -141559 |
| 7sealed | 52 | Rossiter, Christopher (1622) | Won 2-0 | +201579 |
| 8sealed | 44 | Hopkins, Jon (1524) | Lost 0-2 | -191560 |
| top | average opponent: 1563record: 5-3 | new rating: 1560 | ||
| Grand Prix Bilbao 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 425 | Ponsot, Nicolas (1618) | Won 2-1 | +201520 |
| 2extended | 465 | Martinez, Delfin (1500) | Won 2-0 | +181538 |
| 3extended | 386 | Nieto, Oscar (1650) | Lost 0-2 | -161522 |
| 4extended | 475 | Garcia Gonzalez, Sergio (1517) | Won 2-1 | +181540 |
| 5extended | 423 | Diez del Corral, Juan (1542) | Lost 0-2 | -181522 |
| 6extended | 433 | Broens, Christian (1518) | Won 2-0 | +181540 |
| 7extended | 422 | Fernandez, Antonio 311 (1525) | Lost 1-2 | -191521 |
| top | average opponent: 1553record: 4-3 | new rating: 1521 | ||