Klapwijk, Martijn
Current rating: 1587
Record: 40-39-5
Grand Prix Lille 2012Grand Prix Bochum 2012Grand Prix London 2013Grand Prix Strasbourg 2013Grand Prix Las Vegas 2013Grand Prix Prague 2013Grand Prix Manchester 2014Grand Prix Madrid 2014Grand Prix London 2016Grand Prix Birmingham 2018 (std)Grand Prix Brussels 2018Grand Prix Warsaw 2018Grand Prix Copenhagen 2019
| Grand Prix Copenhagen 2019 (MH1 limited) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 155 | Lehrmann, Joakim (1503) | Won 2-1 | +161627 |
| 2sealed | 239 | Aarela, Tommi (1612) | Lost 0-2 | -181609 |
| 3sealed | 497 | Kongstad, Mikkel (1467) | Won 2-1 | +151624 |
| 4sealed | 248 | McGovern, Mark (1663) | Lost 0-2 | -171607 |
| 5sealed | 409 | Matzkeit, Alexander (1504) | Lost 0-2 | -201587 |
| top | average opponent: 1550record: 2-3 | new rating: 1587 | ||
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 177 | Arndt, Christian (1507) | Won 2-0 | +181512 |
| 2sealed | 68 | Stocking, Christopher (1699) | Lost 1-2 | -141498 |
| 3sealed | 489 | Bankewicz, Tomasz (1501) | Won 2-0 | +181516 |
| 4sealed | 382 | Del Basso, Federico (1850) | Won 2-0 | +241540 |
| 5sealed | 281 | Freitag, Joachim (1764) | Won 2-1 | +221562 |
| 6sealed | 249 | Topczewski, Pawel (1492) | Won 2-1 | +161578 |
| 7sealed | 42 | Aristov, Boris (1808) | Won 2-0 | +221600 |
| 8sealed | 28 | Biasio, Stefano (1791) | Lost 0-2 | -141586 |
| 9sealed | 77 | Leitner, Thomas (1551) | Lost 1-2 | -191567 |
| 10draft | 289 | Konopko, Lukasz (1527) | Won 2-0 | +181585 |
| 11draft | 314 | Kohn, Michel (1782) | Lost 1-2 | -151570 |
| 12draft | 338 | Kalaydzhiev, Emil (1656) | Won 2-0 | +201590 |
| 13draft | 329 | Steeger, Thomas (1710) | Lost 0-2 | -161574 |
| 14draft | 300 | Krolow, Frank (1701) | Won 2-1 | +201594 |
| 15draft | 316 | Pihlajisto, Mikko (1521) | Won 2-1 | +171611 |
| top | average opponent: 1657record: 10-5 | new rating: 1611 | ||
| Grand Prix Brussels 2018 (M19 standard) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 214 | Cance, Bernard (1376) | Won 2-0 | +151541 |
| 2standard | 11 | Passin, Mathias (1881) | Lost 0-2 | -121529 |
| 3standard | 408 | Erhart, Daniel (1631) | Lost 1-2 | -161513 |
| 4standard | 411 | Grossenbacher, Michael (1480) | Lost 0-2 | -191494 |
| top | average opponent: 1592record: 1-3 | new rating: 1494 | ||
| Grand Prix Birmingham 2018 (std) (DOM standard) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 210 | Gilbert, Andrew (1394) | Lost 0-2 | -211526 |
| 2standard | 386 | Clarke, Andrew (1524) | Won 2-0 | +181544 |
| 3standard | 374 | Burrows, Daniel (1497) | Lost 1-2 | -181526 |
| top | average opponent: 1471record: 1-2 | new rating: 1526 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 254 | Grange, Tom (1500) | Won 2-0 | +181512 |
| 2sealed | 99 | Burn, Timothy (1462) | Won 2-0 | +171529 |
| 3sealed | 3 | Wiseman, Carleton (1540) | Lost 1-2 | -181511 |
| 4sealed | 323 | Nelson, Andy (1655) | Won 2-0 | +211532 |
| 5sealed | 274 | Palmer, Tom (1607) | Won 2-1 | +191551 |
| 6sealed | 309 | Ivanov, Hristiyan (1763) | Won 2-0 | +221573 |
| 7sealed | 115 | Hume, Alexander (1569) | Won 2-1 | +181591 |
| 8sealed | 41 | Coyner, Christopher (1461) | Won 2-1 | +161607 |
| 9sealed | 28 | Ganz, Andreas (1800) | Draw 1-1 | +31610 |
| 10draft | 246 | Walker, Ben (1739) | Lost 1-2 | -161594 |
| 11draft | 228 | Kenyeres, Akos (1812) | Lost 1-2 | -141580 |
| 12draft | 12 | Skov, Soeren (1562) | Lost 1-2 | -181562 |
| 13draft | 227 | Bonnotte, Julien (1747) | Lost 0-2 | -151547 |
| top | average opponent: 1632record: 7-5-1 | new rating: 1547 | ||
| Grand Prix Madrid 2014 (modern) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 318 | Furmston, Thomas (1483) | Draw 1-1 | 01494 |
| 2modern | 451 | Romero, Jorge Daniel (1483) | Lost 1-2 | -191475 |
| 3modern | 803 | Vargas, Antonio (1481) | Won 2-0 | +191494 |
| 4modern | 628 | Bogomyagkov, Pavel (1519) | Won 2-1 | +181512 |
| 5modern | 433 | Canete Hortelano, Luis (1503) | Lost 0-2 | -181494 |
| top | average opponent: 1494record: 2-2-1 | new rating: 1494 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 261 | Rankin, Jared (1500) | Won 2-0 | +181510 |
| 2block | 237 | Wilson, James [ENG] (1518) | Won 2-0 | +191529 |
| 3block | 230 | Fawcett, James (1536) | Won 2-1 | +181547 |
| 4block | 123 | Rayner, James (1536) | Lost 1-2 | -191528 |
| 5block | 256 | Wilks, John-Joseph (1606) | Lost 0-2 | -161512 |
| 6block | 241 | Boon, Michael (1507) | Lost 1-2 | -181494 |
| top | average opponent: 1534record: 3-3 | new rating: 1494 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | De Roost, Joey (1411) | Lost 0-2 | -201492 |
| 2sealed | 536 | Kelly, Eoin (1484) | Won 2-1 | +181510 |
| 3sealed | 570 | Elmiger, Mark (1543) | Won 2-1 | +181528 |
| 4sealed | 301 | Herzmann, Kevin (1565) | Lost 1-2 | -171511 |
| 5sealed | 428 | Lorenz, Maximilian (1472) | Lost 0-2 | -191492 |
| top | average opponent: 1495record: 2-3 | new rating: 1492 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1525 | Densmore, Mathew (1538) | Won 2-1 | +191529 |
| 2sealed | 1503 | Mlinac, Chris (1473) | Won 2-0 | +171546 |
| 3sealed | 1411 | Herdman, William (1387) | Lost 0-2 | -211525 |
| 4sealed | 1524 | Lapine, Michael (1801) | Lost 0-2 | -131512 |
| top | average opponent: 1550record: 2-2 | new rating: 1512 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 326 | Tordy, Patrick (1500) | Lost 0-2 | -191545 |
| 2legacy | 312 | Bertoni, Nicolas (1656) | Lost 0-2 | -161529 |
| 3legacy | 524 | Wille, Ryan (1465) | Lost 0-0 | -191510 |
| top | average opponent: 1540record: 0-3 | new rating: 1510 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | Larsen, Martin (1500) | Won 2-1 | +171575 |
| 2sealed | 118 | Taushanis, Zenon (1518) | Won 2-1 | +171592 |
| 3sealed | 261 | Mueller, Andre (1793) | Won 2-1 | +211613 |
| 4sealed | 275 | Blomberg, Mulle (1555) | Won 2-0 | +171630 |
| 5sealed | 74 | Juza, Martin (2002) | Lost 1-2 | -111619 |
| 6sealed | 18 | Magnusson, Mikael (1657) | Lost 0-2 | -171602 |
| 7sealed | 275 | Wallengren, Max (1536) | Lost 1-2 | -201582 |
| 8sealed | 357 | Cabrera Torres, Francisco (1586) | Lost 0-2 | -181564 |
| top | average opponent: 1643record: 4-4 | new rating: 1564 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 136 | Klionsky, Igor (1515) | Lost 0-2 | -191534 |
| 3standard | 253 | Kalitzki, Manuel (1447) | Draw 1-1 | -21532 |
| 4standard | 259 | Silny, Andre (1636) | Won 2-1 | +201552 |
| 5standard | 193 | Ohlhof, Frank (1769) | Won 2-0 | +221574 |
| 6standard | 128 | Steinecke, Michael (1677) | Lost 0-2 | -161558 |
| top | average opponent: 1609record: 2-2-1 | new rating: 1558 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 20 | Descombe, Damian (1518) | Won 1-0 | +181518 |
| 3standard | 90 | Vanek, Tomas (1724) | Won 2-1 | +221540 |
| 4standard | 92 | Primot, Armel (1658) | Won 2-0 | +201560 |
| 5standard | 5 | Eschelbach, Torsten (1553) | Lost 0-2 | -181542 |
| 6standard | 97 | Glisic, Bojan (1543) | Won 2-0 | +181560 |
| 7standard | 47 | Coeckelbergh, Gert (1935) | Draw 1-1 | +71567 |
| 8standard | 48 | Sommen, Pierre (1861) | Draw 1-1 | +51572 |
| 9standard | 81 | Maury, Pierre Yves (1503) | Lost 0-2 | -191553 |
| top | average opponent: 1662record: 4-2-2 | new rating: 1553 | ||