Devillers, Pierre
Current rating: 1608
Record: 31-27-2
| Grand Prix Bologna 2019 (legacy) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 234 | Mariotti, Fabio (1524) | Won 2-0 | +171579 |
| 2legacy | 114 | Causser, Simone (1409) | Won 2-1 | +151594 |
| 3legacy | 203 | Rothen, Christian (1716) | Lost 0-2 | -161578 |
| 4legacy | 429 | Berardi, Morgan (1509) | Won 2-1 | +171595 |
| 5legacy | 127 | Klein, Simon (1440) | Draw 1-1 | -31592 |
| 6legacy | 200 | Snellingen, Simen (1549) | Won 2-1 | +171609 |
| 7legacy | 112 | Vanhapiha, Lauri (1598) | Lost 1-2 | -181591 |
| 8legacy | 218 | Lombardi, Stefano 3510 (1550) | Won 2-1 | +171608 |
| top | average opponent: 1537record: 5-2-1 | new rating: 1608 | ||
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 252 | Stefanski, Mateusz (1393) | Won 2-0 | +161532 |
| 2legacy | 20 | Sharpe, Christ (1518) | Won 2-0 | +181550 |
| 3legacy | 204 | Goddik, Hans Jacob (1668) | Lost 0-2 | -161534 |
| 4legacy | 265 | Anteryd, Fredrik (1438) | Won 2-1 | +161550 |
| 5legacy | 116 | Chalk, Aidan (1509) | Won 2-1 | +171567 |
| 6legacy | 111 | Kelly, Ricardo (1699) | Lost 0-2 | -151552 |
| 7legacy | 231 | Gobern, Luis (1998) | Lost 0-2 | -111541 |
| 8legacy | 234 | Schnell, Philipp (1668) | Won 2-1 | +211562 |
| top | average opponent: 1611record: 5-3 | new rating: 1562 | ||
| Grand Prix Lyon 2015 (BFZ limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 164 | Bassy, Martin (1582) | Won 2-0 | +201465 |
| 2sealed | 178 | Braconnier, Cyrille (1517) | Won 2-0 | +191484 |
| 3sealed | 94 | Oehler, Martin (1568) | Lost 0-2 | -161468 |
| 4sealed | 452 | Petitdemange, Laurent (1678) | Won 2-1 | +221490 |
| 5sealed | 119 | Bel, Romain (1576) | Won 2-0 | +191509 |
| 6sealed | 209 | Rossmark, Bart (1568) | Lost 1-2 | -171492 |
| 7sealed | 321 | Paparin, Jean-Laurent (1547) | Won 2-1 | +191511 |
| 8sealed | 177 | Monat, Paul (1557) | Lost 0-0 | -171494 |
| 9sealed | 239 | Creiche, Selim (1720) | Won 2-0 | +221516 |
| top | average opponent: 1590record: 6-3 | new rating: 1516 | ||
| Grand Prix Lille 2015 (legacy) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 356 | Chhen, Patrick (1696) | Lost 0-2 | -141481 |
| 2legacy | 544 | AUER, Antoine (1481) | Lost 1-2 | -181463 |
| 3legacy | 665 | sanchez, morgan (1466) | Lost 1-2 | -181445 |
| top | average opponent: 1547record: 0-3 | new rating: 1445 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2001 | Bijen, Arjan (1500) | Lost 1-2 | -181456 |
| 2sealed | 2265 | Wijntjes, George (1329) | Won 2-0 | +161472 |
| 3sealed | 2361 | Frerichs, Jurgen (1589) | Won 2-1 | +201492 |
| 4sealed | 2115 | De Vareilles, Leonard (1552) | Lost 1-2 | -171475 |
| 5sealed | 2289 | Bik, Midas (1496) | Won 2-1 | +191494 |
| 6sealed | 2151 | Lawford, Steven (1354) | Won 2-1 | +151509 |
| 7sealed | 2116 | Dorle, Anthony (1740) | Lost 1-2 | -141495 |
| top | average opponent: 1509record: 4-3 | new rating: 1495 | ||
| Grand Prix Paris 2014 (legacy) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 347 | Vlaanderen, Bas (1568) | Lost 0-2 | -161435 |
| 2legacy | 578 | Motte, Thibault (1469) | Lost 0-2 | -171418 |
| 3legacy | 750 | van Ballegooijen, Aman (1444) | Won 2-0 | +181436 |
| 4legacy | 543 | Albrecht, Christian (1479) | Won 2-0 | +191455 |
| 5legacy | 425 | Bailloux, Boris (1497) | Won 2-0 | +191474 |
| top | average opponent: 1491record: 3-2 | new rating: 1474 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 116 | Bucciarelli, Sebastien (1391) | Draw 1-1 | -21468 |
| 2standard | 193 | Lopes, Goncalo Costa (1500) | Won 2-0 | +191487 |
| 3standard | 133 | Germain, Cedric (1467) | Lost 1-2 | -181469 |
| 4standard | 257 | Flips, Lionel (1499) | Lost 0-2 | -181451 |
| top | average opponent: 1464record: 1-2-1 | new rating: 1451 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 556 | Dupire, Xavier (1519) | Won 2-1 | +191468 |
| 2sealed | 586 | Hugen, Mark (1317) | Lost 1-2 | -211447 |
| 3sealed | 645 | Fethi, Khellif (1433) | Won 2-1 | +181465 |
| 4sealed | 667 | Bouthois, Romain (1520) | Won 2-1 | +191484 |
| 5sealed | 644 | Fraile Fernandez, Victor (1609) | Won 2-0 | +201504 |
| 6sealed | 596 | Baudois, Guillaume (1596) | Lost 0-2 | -161488 |
| 7sealed | 631 | Belova, Zoya (1481) | Lost 1-2 | -181470 |
| top | average opponent: 1496record: 4-3 | new rating: 1470 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 644 | Cromer, Guillaume (1467) | Lost 0-2 | -181463 |
| 2sealed | 780 | Rudhard, Konstantin (1481) | Lost 0-2 | -181445 |
| 3sealed | 783 | Cadiau, Pierre (1465) | Won 2-0 | +191464 |
| 4sealed | 788 | Saiyasely, Liking (1639) | Lost 1-2 | -151449 |
| top | average opponent: 1513record: 1-3 | new rating: 1449 | ||
| Grand Prix Madrid 2010 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 381 | Canals, Jordi (1500) | Lost 0-2 | -181482 |
| 2legacy | 440 | Gasanz Caballero, Luis (1482) | Won 2-1 | +181500 |
| 3legacy | 241 | Martinez, Arturo M (1450) | Won 2-0 | +171517 |
| 4legacy | 292 | Ibanez Coll, Fernando (1516) | Lost 1-2 | -181499 |
| 5legacy | 292 | Barca, Mario (1500) | Lost 0-2 | -181481 |
| top | average opponent: 1490record: 2-3 | new rating: 1481 | ||