Leggett, Martyn
Current rating: 1620
Record: 31-28
| Grand Prix London 2018 (RIX limited) | starting rating: 1613 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 251 | Pryor, Chris (1500) | Lost 0-2 | -201593 |
| 2sealed | 488 | Wills, Nicholas (1459) | Won 2-1 | +161609 |
| 3sealed | 541 | Pedersen, Nicolai Kabbeltved (1518) | Won 2-0 | +161625 |
| 4sealed | 377 | Unett, George (1531) | Won 2-0 | +161641 |
| 5sealed | 370 | Schafer, Urs (1544) | Lost 0-2 | -191622 |
| 6sealed | 463 | Ireland, Alex (1577) | Won 2-1 | +171639 |
| 7sealed | 372 | Lenander, Richard (1603) | Lost 1-2 | -191620 |
| top | average opponent: 1533record: 4-3 | new rating: 1620 | ||
| Grand Prix Liverpool 2017 (XLN limited) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 280 | Burrell, Joey (1500) | Won 2-1 | +151643 |
| 2sealed | 165 | Silvestre, Vicent (1741) | Won 2-0 | +201663 |
| 3sealed | 103 | Tang, Duncan (1957) | Lost 0-2 | -131650 |
| 4sealed | 220 | Love, James (1625) | Won 2-1 | +181668 |
| 5sealed | 120 | Ferguson, Marc (1570) | Won 2-0 | +161684 |
| 6sealed | 153 | Kelly, Brian [ENG] (1604) | Lost 0-2 | -191665 |
| 7sealed | 218 | Pinet, Vincent (1905) | Won 2-0 | +221687 |
| 8sealed | 95 | Forsyth, Nathaniel (1667) | Lost 1-2 | -181669 |
| 9sealed | 216 | Calf, David (1780) | Won 2-1 | +201689 |
| 10draft | 171 | Martini, Stephane-Jean (1519) | Lost 1-2 | -221667 |
| 11draft | 158 | Negro Cortes, Adrian Elias (1639) | Lost 0-2 | -181649 |
| 13draft | 105 | Sanders, Dominic (1703) | Lost 0-2 | -171632 |
| 14draft | 90 | Kalaydzhiev, Emil (1594) | Lost 0-2 | -191613 |
| top | average opponent: 1677record: 6-7 | new rating: 1613 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 180 | Wilkinson, Oscar (1500) | Won 2-1 | +181490 |
| 2sealed | 205 | Al-Qatami, Abdulwahab (1472) | Won 2-0 | +181508 |
| 3sealed | 130 | Ducenko, Lev (1521) | Lost 0-2 | -181490 |
| 4sealed | 543 | Fyssas, Antonis (1723) | Won 2-1 | +221512 |
| 5sealed | 328 | Mansfield, Walter (1655) | Lost 1-2 | -151497 |
| 6sealed | 369 | [anonymous] | Won 2-1 | +191516 |
| 7sealed | 408 | Abrahamson, Roy (1541) | Won 2-0 | +181534 |
| 8sealed | 326 | Hahn, Fabian (1810) | Won 2-0 | +231557 |
| 9sealed | 125 | Schiano Di Scioarro, Vincenzo (1596) | Lost 0-2 | -171540 |
| 10draft | 208 | Erenyi, Jakub (1706) | Won 2-1 | +211561 |
| 11draft | 305 | Flury, Julian Felix (1894) | Won 2-0 | +241585 |
| 12draft | 56 | Gilis, Lucas (1737) | Won 2-1 | +211606 |
| 13draft | 279 | Hjulstrom, Viktor (1616) | Lost 1-2 | -181588 |
| 14draft | 183 | Martinelle, Geoffrey (1679) | Won 2-1 | +201608 |
| 15draft | 192 | Ulke, Dominic (1720) | Won 2-1 | +201628 |
| top | average opponent: 1648record: 11-4 | new rating: 1628 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1417 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 22 | Tildesley, Matthew (1549) | Lost 1-2 | -151402 |
| 3standard | 479 | Boon, Alexander (1499) | Won 2-1 | +191421 |
| 4standard | 478 | Krejsa, Tomas (1696) | Won 2-0 | +231444 |
| 5standard | 142 | Esser, Florian (1458) | Won 2-0 | +191463 |
| 6standard | 184 | Chandler, Vincent (1465) | Won 2-0 | +181481 |
| 7standard | 54 | Wiederspan, Paul (1589) | Won 2-0 | +201501 |
| 8standard | 67 | Papadopoulos, Nicolas (1664) | Lost 1-2 | -151486 |
| 9standard | 137 | Delannoy, Thomas (1593) | Lost 0-2 | -171469 |
| 10standard | 128 | Rawas, Adel (1502) | Won 2-0 | +191488 |
| 11standard | 99 | Russett, Charles (1590) | Lost 0-2 | -161472 |
| top | average opponent: 1560record: 6-4 | new rating: 1472 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1425 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 793 | Franceschini, Saverio (1655) | Lost 1-2 | -141411 |
| 3standard | 906 | Marriott, Richard (1470) | Won 2-1 | +191430 |
| 4standard | 727 | McGarry, Sean (1530) | Lost 0-2 | -161414 |
| 5standard | 910 | Englert, Jack (1484) | Won 2-1 | +191433 |
| 6standard | 866 | Sing, Victor (1558) | Lost 1-2 | -161417 |
| top | average opponent: 1539record: 2-3 | new rating: 1417 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 108 | Gimenez, Alex (1620) | Won 2-0 | +211472 |
| 3sealed | 297 | Griffiths, Pip (1537) | Won 2-1 | +191491 |
| 4sealed | 10 | Ward, Peter (1606) | Lost 0-2 | -161475 |
| 5sealed | 142 | Hellan, Jan Kristian (1511) | Lost 0-2 | -171458 |
| 6sealed | 289 | Rebagliati, Nicola (1694) | Lost 1-2 | -141444 |
| 7sealed | 369 | Vajdovics, Zsuzsanna (1364) | Lost 0-2 | -191425 |
| top | average opponent: 1556record: 2-4 | new rating: 1425 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 366 | Martin, Quentin (1823) | Lost 0-2 | -121488 |
| 2sealed | 730 | Noding, Sveinung Knuts (1482) | Lost 0-2 | -181470 |
| 3sealed | 811 | Michail, Theodore (1431) | Lost 0-2 | -191451 |
| top | average opponent: 1579record: 0-3 | new rating: 1451 | ||