Ton, Jonathan
Current rating: 1655
Record: 71-51-5
Grand Prix Krakow 2007Grand Prix Vienna 2008Grand Prix Paris 2008Grand Prix Prague 2009Grand Prix Brussels 2010Grand Prix Prague 2011Grand Prix Milan 2011Grand Prix London 2013Grand Prix Prague 2013Grand Prix Vienna 2013Grand Prix Prague 2014Grand Prix Vienna 2014Grand Prix Warsaw 2014Grand Prix Utrecht 2015Grand Prix Warsaw 2017
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1662 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 221 | Mertens, Lucas (1442) | Won 2-1 | +141676 |
| 2standard | 66 | Musberg, Mitja (1396) | Won 2-1 | +131689 |
| 3standard | 201 | Cofalik, Szymon (1635) | Won 2-0 | +171706 |
| 4standard | 82 | Kocsis, Gabor (1812) | Lost 1-2 | -161690 |
| 5standard | 173 | Ganz, Andreas (1784) | Lost 0-2 | -161674 |
| 6standard | 201 | Vuorela, Lauri (1608) | Lost 1-2 | -191655 |
| top | average opponent: 1613record: 3-3 | new rating: 1655 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1680 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 228 | Shadbolt, Robert (1518) | Won 2-0 | +151695 |
| 3sealed | 127 | Ruggiu, Gianmaria (1457) | Lost 1-2 | -221673 |
| 4sealed | 288 | Hugony, Francesco (1872) | Won 2-1 | +211694 |
| 5sealed | 189 | Barnes, Craig (1603) | Lost 1-2 | -191675 |
| 6sealed | 379 | Euser, Maarten (1633) | Lost 0-2 | -191656 |
| 7sealed | 294 | Bose, Timur (1205) | Won 2-0 | +101666 |
| 8sealed | 216 | Dissen, Bernd (1515) | Won 2-0 | +151681 |
| 9sealed | 136 | Nattkamp, Florian (1621) | Lost 0-2 | -191662 |
| top | average opponent: 1553record: 4-4 | new rating: 1662 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1687 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 165 | Janssens, Glenn (1451) | Won 2-0 | +141701 |
| 2sealed | 106 | Chomis, Quentin (1518) | Won 2-0 | +151716 |
| 3sealed | 6 | Vecera, Jiri (1507) | Won 2-0 | +141730 |
| 4sealed | 27 | Sikora, Mateusz (1600) | Lost 0-2 | -201710 |
| 5sealed | 122 | Richard, Armel (1488) | Won 2-0 | +141724 |
| 6sealed | 86 | Schafer, Benedikt (1393) | Won 2-0 | +121736 |
| 7sealed | 53 | Van Cleave, Trey (1726) | Lost 0-0 | -181718 |
| 8sealed | 82 | La Porta, Alessandro (1758) | Lost 0-2 | -171701 |
| 9sealed | 119 | de Groof, Stein (1549) | Lost 0-2 | -211680 |
| top | average opponent: 1554record: 5-4 | new rating: 1680 | ||
| Grand Prix Vienna 2014 (BNG limited) | starting rating: 1719 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 337 | Hansen, Kasper (1478) | Lost 1-2 | -221697 |
| 2sealed | 365 | Frey, Stefan (1456) | Lost 1-2 | -221675 |
| 3sealed | 556 | Meissner, Max (1462) | Won 2-0 | +141689 |
| 4sealed | 487 | Muller, Michael (1567) | Won 2-1 | +161705 |
| 5sealed | 338 | Sushalskyy, Sergiy (1742) | Lost 0-2 | -181687 |
| top | average opponent: 1541record: 2-3 | new rating: 1687 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1773 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 227 | Dio, Michal (1502) | Lost 0-2 | -221751 |
| 3modern | 512 | Pesek, Lukas (1560) | Lost 1-2 | -221729 |
| 4modern | 613 | Ludkiewicz, Tomasz (1424) | Lost 1-2 | -231706 |
| 5modern | 603 | Berchtold, Markus (1464) | Won 2-0 | +131719 |
| top | average opponent: 1487record: 1-3 | new rating: 1719 | ||
| Grand Prix Vienna 2013 (THS standard) | starting rating: 1728 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 153 | Streith, Roman (1518) | Won 2-1 | +141742 |
| 3standard | 245 | Dresemann, Jonathan (1536) | Lost 1-2 | -211721 |
| 4standard | 363 | Hristov, Lenard (1486) | Won 2-0 | +131734 |
| 5standard | 116 | Kondrk, Marcel (1653) | Lost 1-2 | -191715 |
| 6standard | 360 | Csente, David (1510) | Won 2-1 | +141729 |
| 7standard | 163 | Jaworski, Dominik (1408) | Won 2-1 | +131742 |
| 8standard | 36 | Roth, Daniel (1515) | Won 2-1 | +141756 |
| 9standard | 129 | Kutscher, Ulrich (1670) | Won 2-1 | +161772 |
| 10standard | 57 | Battiston, Dario (1543) | Draw 1-1 | -41768 |
| 11standard | 65 | Cooman, Andy (1648) | Won 2-1 | +161784 |
| 12standard | 40 | Pejhovsky, Lubos (1817) | Lost 1-2 | -181766 |
| 13standard | 64 | Kopp, Andre (1562) | Won 2-1 | +151781 |
| 14standard | 44 | Soderqvist, Joakim (1633) | Lost 1-2 | -211760 |
| 15standard | 61 | Grefling, Jakub (1504) | Won 2-0 | +131773 |
| top | average opponent: 1572record: 9-4-1 | new rating: 1773 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1751 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 292 | Zidek, Arnost (1780) | Won 2-1 | +181769 |
| 3sealed | 185 | Saulacher, Sebastian (1525) | Lost 1-2 | -221747 |
| 4sealed | 458 | Simek, Frantisek (1448) | Won 2-0 | +131760 |
| 5sealed | 311 | Wagner, Rene (1529) | Lost 1-2 | -221738 |
| 6sealed | 350 | Juvcenko, Igor (1409) | Won 2-0 | +121750 |
| 7sealed | 268 | Valkeapaa, Tuomas (1549) | Lost 1-2 | -221728 |
| top | average opponent: 1540record: 3-3 | new rating: 1728 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1721 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 541 | Verdu, Oscar (1572) | Won 2-0 | +151736 |
| 2sealed | 175 | Gravesen, Soren (1525) | Won 2-0 | +141750 |
| 3sealed | 295 | DAWES, RYAN M (1538) | Lost 0-2 | -221728 |
| 4sealed | 496 | Teh, Vincent (1683) | Won 2-0 | +181746 |
| 5sealed | 170 | van der Vaart, Martijn (1654) | Lost 1-2 | -201726 |
| 6sealed | 341 | Simmonds, Cameron (1586) | Won 2-0 | +151741 |
| 7sealed | 214 | Aniol, David (1542) | Won 2-1 | +151756 |
| 8sealed | 270 | Jessen, Kristian (1614) | Won 2-1 | +151771 |
| 9sealed | 128 | Samra, Manveer (1635) | Lost 1-2 | -201751 |
| top | average opponent: 1594record: 6-3 | new rating: 1751 | ||
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1710 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 180 | Nahi, Davide (1538) | Won 2-1 | +151725 |
| 3sealed | 21 | Dores, Pedro (1653) | Lost 0-2 | -201705 |
| 4sealed | 170 | Villa, Mauro (1413) | Won 2-0 | +131718 |
| 5sealed | 168 | Alfiniti, Nicolo (1519) | Won 2-1 | +151733 |
| 6sealed | 72 | Musial, Lukasz (1871) | Won 2-1 | +201753 |
| 7sealed | 49 | Matull, Milan (1549) | Won 2-1 | +141767 |
| 8sealed | 19 | Perez, Daniel [ESP] (1565) | Lost 1-2 | -211746 |
| 9sealed | 62 | Oberg, Kenny (2034) | Won 2-1 | +231769 |
| 10sealed | 37 | Halen, Aarne (1588) | Lost 1-2 | -211748 |
| 11draft | 8 | Laizans, Aleksejs (1688) | Lost 0-0 | -191729 |
| 12draft | 78 | Mariotti, Francesco (1554) | Won 2-0 | +141743 |
| 13draft | 85 | Montanari, Mattia (1637) | Lost 0-2 | -191724 |
| 14draft | 65 | Mayer, Manuel (1755) | Won 2-0 | +181742 |
| 15draft | 73 | Fuchs, Marc-Michael (1553) | Lost 0-2 | -211721 |
| top | average opponent: 1637record: 8-6 | new rating: 1721 | ||
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1626 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 533 | Tochacek, Daniel (1584) | Won 2-0 | +171643 |
| 2sealed | 641 | Rozhon, Benjamin (1615) | Won 2-0 | +181661 |
| 3sealed | 561 | Lenglet, Maxime (1555) | Won 2-0 | +161677 |
| 4sealed | 516 | Otahal, Jiri (1529) | Won 2-1 | +151692 |
| 5sealed | 529 | Reitbauer, David (1736) | Won 2-1 | +191711 |
| 6sealed | 518 | Kunzler, Matthias (1926) | Won 2-0 | +221733 |
| 7sealed | 507 | Canavesi, Daniele (1962) | Won 2-1 | +221755 |
| 8sealed | 504 | Jurkovic, Robert (1954) | Won 2-0 | +221777 |
| 9sealed | 501 | Nakamura, Shuhei (2125) | Lost 0-2 | -121765 |
| 10draft | 12 | Jurkovic, Robert (1945) | Lost 1-2 | -151750 |
| 11draft | 69 | Lehner, Bernhard (1699) | Lost 1-2 | -191731 |
| 12draft | 68 | Ruess, Jan (1733) | Lost 0-2 | -181713 |
| 13draft | 26 | Vanek, Tomas (1703) | Lost 0-2 | -181695 |
| 15draft | 17 | Jakubec, Stepan (1527) | Won 2-0 | +151710 |
| top | average opponent: 1757record: 9-5 | new rating: 1710 | ||
| Grand Prix Brussels 2010 (WWK standard) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 615 | Cataliotti, Julien (1503) | Won 2-0 | +171597 |
| 2standard | 741 | Tomlinson, Michael (1608) | Won 2-1 | +181615 |
| 3standard | 639 | Ziesche, Sebastian (1730) | Won 2-1 | +201635 |
| 4standard | 658 | Haken, Adam (1574) | Won 2-0 | +171652 |
| 5standard | 646 | Jalaksa, Filip (1665) | Won 2-1 | +181670 |
| 6standard | 626 | Rizzi, Mattia (1541) | Lost 0-2 | -201650 |
| 7standard | 650 | Maugard, Antoine (1559) | Lost 1-2 | -201630 |
| 8standard | 670 | Watsfeldt, Elias (1514) | Won 2-1 | +161646 |
| 9standard | 668 | Sulik, Pavel (1545) | Lost 0-2 | -201626 |
| top | average opponent: 1582record: 6-3 | new rating: 1626 | ||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 221 | Pavel, Moraves (1500) | Won 2-0 | +171588 |
| 2sealed | 254 | Hanic, Martin (1353) | Lost 1-2 | -221566 |
| 3sealed | 151 | Quaeschning, Max (1502) | Lost 1-2 | -191547 |
| 4sealed | 339 | Jestribek, Jan (1485) | Won 2-0 | +171564 |
| 5sealed | 196 | Benda, Pavel (1433) | Won 2-1 | +151579 |
| 6sealed | 190 | Thomsen, Sascha (1711) | Won 2-1 | +211600 |
| 7sealed | 161 | Busi, Yanez (1508) | Lost 0-2 | -201580 |
| top | average opponent: 1499record: 4-3 | new rating: 1580 | ||
| Grand Prix Paris 2008 (ALA limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 293 | Deutschmann, Thierry (1392) | Won 2-1 | +161533 |
| 2sealed | 170 | Mayor Redondo, Victor (1681) | Draw 1-1 | +21535 |
| 3sealed | 152 | Morisset, Sylvain (1518) | Lost 1-2 | -181517 |
| 4sealed | 286 | Hromadka, Petr (1451) | Won 2-0 | +171534 |
| 5sealed | 199 | Bignotti, Yoran (1518) | Won 2-0 | +181552 |
| 6sealed | 132 | Pierre, Sylvain (1615) | Won 2-1 | +191571 |
| 7sealed | 81 | Larena, Daniel (1604) | Won 2-0 | +181589 |
| 8sealed | 49 | Guyon, Arnaud (1592) | Lost 1-2 | -181571 |
| top | average opponent: 1546record: 5-2-1 | new rating: 1571 | ||
| Grand Prix Vienna 2008 (extended) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 102 | Brozek, Jan (1611) | Won 2-0 | +191537 |
| 3extended | 86 | Castelli, Massimo (1594) | Lost 0-2 | -171520 |
| 4extended | 126 | Mihalik, Tibor (1519) | Draw 1-1 | 01520 |
| 5extended | 135 | Baatz, Pascal (1517) | Draw 1-1 | 01520 |
| 6extended | 169 | Brundler, Alex (1452) | Won 2-0 | +171537 |
| 7extended | 124 | Jager, Matthias (1433) | Lost 0-2 | -201517 |
| top | average opponent: 1521record: 2-2-2 | new rating: 1517 | ||
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 6 | Kientzler, Nicolas (1586) | Draw 1-1 | +21502 |
| 3standard | 68 | Marsal, Basile (1517) | Won 2-0 | +181520 |
| 4standard | 62 | Keler, Mathias (1429) | Lost 1-2 | -201500 |
| 5standard | 101 | Lorenc, Michal (1520) | Won 2-0 | +191519 |
| 6standard | 69 | Kuzin, Vladimir (1468) | Lost 1-2 | -191500 |
| 7standard | 96 | Slawski, Martin (1455) | Won 2-0 | +171517 |
| 8standard | 73 | Prosek, Daniel (1536) | Won 2-0 | +181535 |
| 9standard | 48 | Pokorny, Richard (1554) | Lost 1-2 | -171518 |
| top | average opponent: 1508record: 4-3-1 | new rating: 1518 | ||