De Keyzer, Frederik
Current rating: 1457
Record: 32-43-1
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1357 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 241 | Dillen, Mathias (1612) | Lost 1-2 | -131344 |
| 2legacy | 316 | Pan, Deng (1491) | Won 2-1 | +211365 |
| 3legacy | 316 | Niemeijer, Hugo (1515) | Won 2-1 | +201385 |
| 4legacy | 316 | Barbieri, Guglielmo (1472) | Won 2-0 | +201405 |
| 5legacy | 316 | Kimpel, Alexander (1558) | Lost 1-2 | -151390 |
| 6legacy | 177 | Samra, Manveer (1642) | Won 2-1 | +221412 |
| 7legacy | 177 | Gravina, Michele (1765) | Won 2-0 | +241436 |
| 8legacy | 177 | Martin, Russ (1538) | Won 2-0 | +201456 |
| 9legacy | 5033 | Dear, Stephen (1548) | Won 2-1 | +201476 |
| 10legacy | 5033 | Tassone, Lorenzo (1607) | Won 2-1 | +201496 |
| 11legacy | 5033 | Anghelescu, Jonathan (1934) | Lost 1-2 | -101486 |
| 12legacy | 5033 | Plimmer, Justin (1604) | Lost 0-2 | -161470 |
| 13legacy | 5033 | Justo, Ruben (1583) | Lost 0-2 | -161454 |
| 14legacy | 5033 | Art, Armin (1555) | Lost 1-2 | -161438 |
| 15legacy | 5033 | Watton, Timothy (1494) | Won 2-0 | +191457 |
| top | average opponent: 1594record: 9-6 | new rating: 1457 | ||
| Grand Prix Prague 2016 (legacy) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 150 | Fischer, Tom (1560) | Lost 1-2 | -161398 |
| 2legacy | 150 | Fysh, Paul (1427) | Draw 1-1 | +11399 |
| 3legacy | 150 | Kostal, Zdenek (1495) | Won 2-0 | +201419 |
| 4legacy | 150 | Malainho, Filipe (1501) | Won 2-0 | +191438 |
| 5legacy | 150 | Pacilio, Marco (1526) | Lost 0-2 | -161422 |
| 6legacy | 150 | Liewendahl, Christopher (1672) | Lost 1-2 | -141408 |
| 7legacy | 150 | Manetzgruber, Gerald (1450) | Lost 0-2 | -171391 |
| 8legacy | 150 | Owczarek, Sebastian (1457) | Lost 0-2 | -171374 |
| 9legacy | 150 | Larsson, Peter (1438) | Lost 0-2 | -171357 |
| top | average opponent: 1503record: 2-6-1 | new rating: 1357 | ||
| Grand Prix Lille 2015 (legacy) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 509 | DOUTEY, ALEXANDRE (1500) | Lost 0-2 | -171426 |
| 2legacy | 509 | Stiller, Harald (1481) | Lost 0-2 | -171409 |
| 3legacy | 509 | Bachmann, Andreas (1486) | Won 2-0 | +191428 |
| 4legacy | 509 | Bittner, Jacques (1616) | Lost 1-2 | -141414 |
| top | average opponent: 1521record: 1-3 | new rating: 1414 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1399 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 276 | Galambos, Richard (1485) | Won 2-0 | +201419 |
| 2legacy | 37 | Melis, Bas (1823) | Lost 1-2 | -111408 |
| 3legacy | 246 | Bittner, Paul (1575) | Won 0-0 | +211429 |
| 4legacy | 344 | Lucas, Mark (1520) | Lost 0-2 | -171412 |
| 5legacy | 366 | Forestier, Nicolas (1636) | Won 2-1 | +221434 |
| 6legacy | 264 | Aigner, Peter (1389) | Won 2-0 | +181452 |
| 7legacy | 292 | Juza, Martin (1927) | Lost 1-2 | -101442 |
| 8legacy | 269 | Gevert, Ralph (1392) | Won 2-1 | +171459 |
| 9legacy | 168 | Mezhoud, Hakim (1578) | Lost 0-2 | -161443 |
| top | average opponent: 1592record: 5-4 | new rating: 1443 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 573 | Filatriau, Franck (1477) | Lost 1-2 | -181431 |
| 2standard | 573 | Giner, Leo (1552) | Lost 0-2 | -151416 |
| 3standard | 573 | Hannibal, Max (1502) | Lost 1-2 | -171399 |
| top | average opponent: 1510record: 0-3 | new rating: 1399 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 98 | Defosseaux, Jerome (1500) | Won 2-1 | +201441 |
| 3standard | 13 | Fauchey, Eduardo (1489) | Won 2-1 | +191460 |
| 4standard | 67 | Kepinski, Michal (1611) | Lost 1-2 | -161444 |
| 5standard | 117 | Koorenhof, Pepijn (1519) | Won 2-0 | +201464 |
| 6standard | 104 | Manaranche, Stephane (1709) | Won 2-0 | +221486 |
| 7standard | 68 | Zajac, Szymon (1522) | Won 2-0 | +191505 |
| 8standard | 39 | Wageningen, Mathijs (1708) | Lost 0-2 | -151490 |
| 9standard | 71 | Van Hoof, Glenn (1529) | Won 2-0 | +191509 |
| 10standard | 60 | Johnson, Matthew [ENG] (1585) | Lost 0-2 | -161493 |
| 11standard | 87 | Berteaux, Julien (1611) | Won 2-0 | +201513 |
| 12standard | 76 | Kohl, Reinhold (1705) | Lost 0-2 | -151498 |
| 13standard | 91 | Maury, Pierre Yves (1509) | Lost 0-2 | -181480 |
| 14standard | 84 | Boskaljon, Willem (1656) | Lost 0-2 | -141466 |
| 15standard | 93 | Hannibal, Max (1542) | Lost 0-2 | -171449 |
| top | average opponent: 1585record: 7-7 | new rating: 1449 | ||
| Grand Prix Amsterdam 2011 (legacy) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 60 | Rosing, Joel (1554) | Won 2-0 | +191469 |
| 5legacy | 60 | Brumby, Gene (1802) | Won 2-1 | +241493 |
| 6legacy | 60 | Nicolli, Piero (1555) | Won 2-0 | +191512 |
| 7legacy | 60 | Sommen, Pierre (1647) | Lost 0-2 | -151497 |
| 8legacy | 60 | Varga, Tomas (1583) | Lost 0-2 | -171480 |
| 9legacy | 60 | Petrushchenko, Sergey (1627) | Won 2-0 | +211501 |
| 10legacy | 813 | Mace, Damien (1550) | Lost 1-2 | -171484 |
| 11legacy | 813 | Jahoda, Jakub (1713) | Lost 0-2 | -141470 |
| 12legacy | 813 | Czolk, Stefan (1592) | Lost 1-2 | -161454 |
| 13legacy | 813 | Przybylo, Dariusz (1593) | Lost 1-2 | -151439 |
| 14legacy | 813 | Herrero, Ignacio (1468) | Lost 0-0 | -181421 |
| top | average opponent: 1608record: 4-7 | new rating: 1421 | ||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Loos, Bart (1500) | Lost 1-2 | -171467 |
| 2sealed | 201 | Bechard, Olivier (1482) | Lost 0-2 | -181449 |
| 3sealed | 310 | Fleurackers, Steve (1466) | Won 2-1 | +181467 |
| 4sealed | 275 | Horre, Bart (1489) | Lost 1-2 | -171450 |
| top | average opponent: 1484record: 1-3 | new rating: 1450 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 172 | Van Driel, Corneel (1500) | Won 2-0 | +181518 |
| 2sealed | 62 | Thomas, Herve (1581) | Lost 1-2 | -171501 |
| 3sealed | 145 | Derruau, Mathias (1503) | Lost 1-2 | -181483 |
| 4sealed | 186 | Lamy, Jerome (1571) | Lost 0-2 | -161467 |
| 5sealed | 188 | Mechant, Frederic (1467) | Won 2-0 | +181485 |
| 6sealed | 148 | Kelterbaum, Richard (1472) | Won 2-0 | +181503 |
| 7sealed | 111 | Schneider, Dominik (1484) | Lost 0-2 | -191484 |
| top | average opponent: 1511record: 3-4 | new rating: 1484 | ||