Butler, Jonathan
Current rating: 1448
| Grand Prix Liverpool 2017 (XLN limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 308 | Maher, Gary (1481) | Won 2-0 | +181500 |
| 2sealed | 144 | Alos, Francesc (1456) | Won 2-1 | +171517 |
| 3sealed | 82 | Staples, James (1313) | Lost 1-2 | -211496 |
| 4sealed | 161 | Law, Tom (1778) | Lost 1-2 | -131483 |
| 5sealed | 323 | Wright, John (1503) | Lost 0-2 | -181465 |
| 6sealed | 408 | Evans, Luke (1509) | Lost 1-2 | -171448 |
| top | average opponent: 1507record: 2-4 | new rating: 1448 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 149 | Made, Samuel Thomas (1553) | Won 2-1 | +191518 |
| 2sealed | 439 | Gillespie, Oscar (1518) | Lost 1-2 | -181500 |
| 3sealed | 871 | Murphy, Matthew [ENG] (1484) | Lost 1-2 | -181482 |
| top | average opponent: 1518record: 1-2 | new rating: 1482 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 270 | Mortimer, Alex (1466) | Won 2-0 | +171517 |
| 2sealed | 50 | Chong, Allan Wan Loon (1457) | Lost 1-2 | -191498 |
| 3sealed | 456 | Castell Martinez, Jacobo (1555) | Won 2-1 | +191517 |
| 4sealed | 320 | Blumfield, Jack (1449) | Lost 1-2 | -191498 |
| 5sealed | 634 | Demange, Kevin (1567) | Lost 0-2 | -171481 |
| 6sealed | 503 | Metters, Owen (1483) | Won 2-1 | +181499 |
| top | average opponent: 1496record: 3-3 | new rating: 1499 | ||