Ruffell, Harry
Current rating: 1511
Record: 7-7
| Grand Prix London 2016 (KLD limited) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 251 | Hanrahan, Tom (1486) | Won 2-1 | +181543 |
| 2sealed | 211 | Ruscic, Daniel (1522) | Won 2-0 | +171560 |
| 3sealed | 103 | Campanino, Fabrizio (1821) | Won 2-1 | +231583 |
| 4sealed | 24 | Prokopovic, Marek (1485) | Lost 0-2 | -201563 |
| 5sealed | 317 | Jean, Benjamin (1660) | Lost 1-2 | -161547 |
| 6sealed | 443 | Scardera, Alan (1524) | Lost 1-2 | -181529 |
| 7sealed | 688 | Colombi, Giovanni (1564) | Lost 0-2 | -181511 |
| average opponent: 1580record: 3-4 | new rating: 1511 | |||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 434 | Strauch, Robert (1368) | Won 2-0 | +161516 |
| 2sealed | 432 | Kyriazis, Ioannis (1621) | Lost 1-2 | -161500 |
| 3sealed | 521 | Stellings, Alexander (1427) | Won 2-0 | +161516 |
| 4sealed | 518 | Bonde, Michael (1739) | Won 2-0 | +221538 |
| 5sealed | 505 | Peter, Michael (1681) | Lost 0-2 | -151523 |
| 6sealed | 491 | McGlough, James (1516) | Won 2-0 | +181541 |
| 7sealed | 503 | Borcevsky, Pavel (1694) | Lost 0-2 | -161525 |
| average opponent: 1578record: 4-3 | new rating: 1525 | |||