Kievits, Ron
Current rating: 1402
Record: 8-15-1
| Grand Prix Copenhagen 2019 (MH1 limited) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 363 | Nalepa, Martin (1500) | Lost 0-2 | -171398 |
| 2sealed | 302 | Petersen, August (1466) | Won 2-0 | +201418 |
| 3sealed | 345 | Frederiksen, Magnus (1555) | Lost 1-2 | -161402 |
| top | average opponent: 1507record: 1-2 | new rating: 1402 | ||
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 144 | Manders, Mitchell (1717) | Lost 1-2 | -141451 |
| 2standard | 529 | Klose, Niels (1488) | Lost 1-2 | -171434 |
| 3standard | 698 | Dupont, Benjamin (1376) | Lost 1-2 | -191415 |
| top | average opponent: 1527record: 0-3 | new rating: 1415 | ||
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 516 | Bekkar, Ilies (1523) | Won 2-1 | +191496 |
| 2sealed | 481 | Geuze, Henk-Jan (1616) | Lost 0-2 | -161480 |
| 3sealed | 555 | Kunwald, Christian (1604) | Lost 0-2 | -151465 |
| top | average opponent: 1581record: 1-2 | new rating: 1465 | ||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 190 | Merlet, Stephane (1500) | Won 2-0 | +191470 |
| 2sealed | 107 | Hoffman, Ryan (1498) | Won 2-0 | +191489 |
| 3sealed | 71 | Von Drehle, Christian (1579) | Won 2-1 | +191508 |
| 4sealed | 30 | Cavaglieri, William (1765) | Lost 1-2 | -131495 |
| 5sealed | 64 | Meertens, Job (1525) | Lost 0-2 | -181477 |
| top | average opponent: 1573record: 3-2 | new rating: 1477 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 109 | Wouters, Joris (1500) | Won 2-0 | +181483 |
| 2sealed | 39 | Benzarti, Jonas (1509) | Draw 1-1 | +11484 |
| 3sealed | 86 | Verboven, Peter (1572) | Lost 1-2 | -171467 |
| 4sealed | 157 | Descamps, Stijn (1573) | Lost 1-2 | -161451 |
| top | average opponent: 1538record: 1-2-1 | new rating: 1451 | ||
| Grand Prix Eindhoven 2005 (extended) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 224 | ten Voorde, Tomas (1542) | Lost 0-2 | -171465 |
| 2extended | 421 | Hoogeveen, Arnold (1411) | Won 2-0 | +171482 |
| 3extended | 232 | Schweitzer, Marcel (1500) | Lost 1-2 | -171465 |
| top | average opponent: 1484record: 1-2 | new rating: 1465 | ||
| Grand Prix Antwerp 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | van Riet, Luis (1500) | Won 2-1 | +181518 |
| 2sealed | 93 | Verdoodt, Philip (1530) | Lost 1-2 | -181500 |
| 3sealed | 202 | Janssen, Kees (1499) | Lost 1-2 | -181482 |
| top | average opponent: 1510record: 1-2 | new rating: 1482 | ||