Kowalczyk, Romain
Current rating: 1611
Record: 32-29-3
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Maly, Karel (1500) | Won 2-0 | +181504 |
| 2sealed | 61 | Bertiou, Simon (1491) | Won 2-0 | +181522 |
| 3sealed | 97 | Bizot, Tim (1521) | Lost 1-2 | -181504 |
| 4sealed | 178 | Van Hoof, Sjors (1519) | Won 2-1 | +181522 |
| 5sealed | 102 | Strom, Tobias (1668) | Lost 0-2 | -151507 |
| 6sealed | 125 | Berkemeier, Christian (1658) | Won 2-0 | +201527 |
| 7sealed | 119 | Aga, Jeroen (1553) | Won 2-0 | +191546 |
| 8sealed | 83 | Besso, David (1710) | Won 2-0 | +211567 |
| 9sealed | 42 | Cizmic, Nenad (1555) | Won 2-1 | +181585 |
| 10draft | 56 | Lindroos, Jani (1558) | Lost 0-2 | -191566 |
| 12draft | 42 | Brueggemann, Julian (1634) | Won 2-0 | +191585 |
| 13draft | 42 | Boning, Matthias (1621) | Won 2-0 | +191604 |
| 14draft | 6 | Andersen, Rune Martens (1668) | Lost 0-2 | -171587 |
| 15draft | 54 | Baglin, Arnaud (1919) | Won 2-0 | +241611 |
| top | average opponent: 1612record: 10-4 | new rating: 1611 | ||
| Grand Prix Strasbourg 2007 (Time Spiral block) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 37 | Aubertin, David (1462) | Lost 0-2 | -191496 |
| 3block | 108 | Taillon, Mathieu (1402) | Won 2-0 | +171513 |
| 4block | 142 | Dale, Emmanuel (1642) | Lost 1-2 | -161497 |
| 5block | 144 | Tschirner, Pascal (1523) | Won 2-1 | +181515 |
| 6block | 108 | Jensen, David (1817) | Lost 0-2 | -121503 |
| 7block | 142 | Chonquet, Fabien (1556) | Lost 0-2 | -171486 |
| top | average opponent: 1567record: 2-4 | new rating: 1486 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 34 | Lavillette, Sebastien (1433) | Won 2-0 | +181490 |
| 2sealed | 75 | Scheinin, Martin (1734) | Draw 1-1 | +41494 |
| 3sealed | 74 | Vornhusen, Gunnar (1444) | Won 2-0 | +171511 |
| 4sealed | 60 | Jersch, Alexander (1614) | Lost 0-2 | -161495 |
| 5sealed | 114 | Figura, Christian (1547) | Lost 0-2 | -171478 |
| 6sealed | 134 | Lhomme, Steeve (1439) | Won 2-0 | +171495 |
| 7sealed | 96 | Mantellina, Carlo (1526) | Won 2-0 | +191514 |
| 8sealed | 68 | Bandaranaike, Gihan (1571) | Won 2-0 | +191533 |
| 9sealed | 43 | Frieling, David (1551) | Lost 1-2 | -181515 |
| top | average opponent: 1540record: 5-3-1 | new rating: 1515 | ||
| Grand Prix Lille 2005 (legacy) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 405 | Bourgeois, Olivier (1518) | Won 2-0 | +191475 |
| 3legacy | 368 | Penichon, Gregory (1507) | Won 2-0 | +191494 |
| 4legacy | 325 | Maaten, Rogier (1945) | Lost 0-2 | -101484 |
| 5legacy | 358 | Riviere, Alexandre (1776) | Lost 1-2 | -131471 |
| 6legacy | 428 | Alliot, Mickael (1518) | Won 2-1 | +191490 |
| 7legacy | 386 | Ziesche, Sebastian (1538) | Lost 0-2 | -181472 |
| top | average opponent: 1634record: 3-3 | new rating: 1472 | ||
| Grand Prix Brussels 2004 (DST standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 27 | Moulin, Yannick (1500) | Lost 1-2 | -171431 |
| 2standard | 216 | Honig, Meindert (1485) | Won 2-1 | +191450 |
| 3standard | 241 | Deganseman, Vincent (1500) | Lost 0-2 | -171433 |
| 4standard | 248 | Mazzurco, Carlo (1547) | Won 2-1 | +201453 |
| 5standard | 166 | Collin, Julien (1501) | Won 2-1 | +191472 |
| 6standard | 164 | Elie, Christophe (1618) | Lost 0-2 | -161456 |
| top | average opponent: 1525record: 3-3 | new rating: 1456 | ||
| Grand Prix London 2003 (Onslaught block) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 76 | Iskandar, Nik (1500) | Won 2-1 | +191502 |
| 2block | 101 | Pizzey, Lian (1444) | Lost 0-2 | -201482 |
| 3block | 110 | Dols, Roel (1534) | Lost 1-2 | -171465 |
| 4block | 180 | Ellis, Neil (1480) | Lost 0-2 | -171448 |
| top | average opponent: 1490record: 1-3 | new rating: 1448 | ||
| Grand Prix Reims 2002 (extended) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 102 | Thomas, Julien (1500) | Draw 1-1 | 01482 |
| 2extended | 216 | Gadi, Bruno (1502) | Won 2-0 | +181500 |
| 3extended | 130 | Baussaron, Pierre (1528) | Lost 1-2 | -171483 |
| 4extended | 248 | Gregoir, Christophe (1481) | Won 2-1 | +181501 |
| 5extended | 164 | Dangleterre, Francois Xavier (1518) | Lost 0-2 | -181483 |
| top | average opponent: 1506record: 2-2-1 | new rating: 1483 | ||
| Grand Prix London 2002 (Odyssey block) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 206 | Mc Donagh, Patrick (1500) | Lost 0-2 | -171466 |
| 2block | 198 | Hay, Tom (1428) | Won 2-1 | +171483 |
| 3block | 131 | Taylor, Graeme (1461) | Lost 1-2 | -181465 |
| 4block | 262 | Baker, Keef (1431) | Won 2-0 | +171482 |
| 5block | 165 | Garnett, Ian (1449) | Won 2-1 | +171499 |
| 6block | 162 | Vivier, Guihard (1517) | Lost 1-2 | -171482 |
| top | average opponent: 1464record: 3-3 | new rating: 1482 | ||
| Grand Prix Antwerp 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 95 | Purcha, Stephane (1521) | Lost 1-2 | -181482 |
| 2sealed | 213 | Lam, Hooyin (1482) | Lost 0-2 | -181464 |
| 3sealed | 262 | Gagnon, Nicolas (1464) | Won 2-0 | +181482 |
| 4sealed | 192 | Maes, Jerry (1480) | Won 2-0 | +181500 |
| 5sealed | 195 | Van Rossom, Christophe (1503) | Draw 1-1 | 01500 |
| 6sealed | 152 | Herman, Jan (1503) | Won 2-0 | +181518 |
| 7sealed | 108 | Bricout, Francois (1574) | Lost 0-2 | -171501 |
| 8sealed | 111 | Roelandt, Stephane (1501) | Lost 0-2 | -181483 |
| top | average opponent: 1503record: 3-4-1 | new rating: 1483 | ||