Ledvinka, David
Current rating: 1574
Record: 45-40-1
| Grand Prix Montreal 2016 (EMN limited) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2420 | Jones, Gregory [CAN] (1481) | Won 2-0 | +161617 |
| 2sealed | 2185 | Darmouni, Guillaume (1646) | Won 2-1 | +181635 |
| 3sealed | 2074 | Orts, Zachary (1655) | Lost 0-0 | -171618 |
| 4sealed | 2180 | Watson, Thomas (1453) | Lost 0-2 | -211597 |
| 5sealed | 2366 | Pall, Ben (1501) | Lost 1-2 | -201577 |
| 6sealed | 2397 | Dennill, Josh (1554) | Won 2-1 | +171594 |
| 7sealed | 2367 | Bucaro, Nicolas (1446) | Lost 0-2 | -201574 |
| top | average opponent: 1534record: 3-4 | new rating: 1574 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 106 | Murchison, Adrian (1541) | Won 2-0 | +161662 |
| 4standard | 33 | Auger, Maxime (1644) | Won 2-1 | +171679 |
| 5standard | 16 | Laurin, Jean-Sebastien (1543) | Lost 1-2 | -201659 |
| 6standard | 184 | Somers, Stu (1710) | Lost 1-2 | -171642 |
| 7standard | 307 | Ravanello, Trevor (1482) | Lost 1-2 | -211621 |
| 8standard | 251 | Tyler, Samuel (1503) | Lost 0-2 | -201601 |
| top | average opponent: 1571record: 2-4 | new rating: 1601 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1654 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 166 | Patel, Tariq (1788) | Lost 0-2 | -161638 |
| 4sealed | 176 | Yorke, Chris (1503) | Lost 1-2 | -201618 |
| 5sealed | 342 | Calcagni, Lucas (1499) | Won 2-0 | +151633 |
| 6sealed | 296 | Piazza, Jon (1433) | Won 2-1 | +151648 |
| 7sealed | 209 | Keeffe, Stephen (1627) | Won 2-1 | +171665 |
| 8sealed | 97 | Bourgoin, Zakari (1560) | Lost 1-2 | -191646 |
| top | average opponent: 1569record: 3-3 | new rating: 1646 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1720 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 13 | Morin, Jean-Christophe (1534) | Lost 0-2 | -221698 |
| 4standard | 360 | Bisignano, Adam (1421) | Lost 0-2 | -231675 |
| 5standard | 508 | D'Amours, Fred (1467) | Lost 1-2 | -211654 |
| top | average opponent: 1474record: 0-3 | new rating: 1654 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1616 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 315 | Parke, Jamie (1955) | Won 2-1 | +241640 |
| 4sealed | 94 | Stone, Stephen (1521) | Won 2-1 | +161656 |
| 5sealed | 2 | Cucunato, Robert (1775) | Won 2-1 | +201676 |
| 6sealed | 10 | Mead, Forrest (1799) | Lost 0-2 | -161660 |
| 7sealed | 103 | Skoczen, Ryan (1566) | Lost 1-2 | -191641 |
| 8sealed | 194 | Louie, Justin (1651) | Won 2-1 | +181659 |
| 9sealed | 68 | Tilk, Jacob (1560) | Won 2-0 | +161675 |
| 10draft | 60 | D'Agostino, Vince (1840) | Won 2-1 | +211696 |
| 11draft | 9 | Gerhart, Kevin (1737) | Won 2-1 | +191715 |
| 12draft | 12 | Havlovic, Bob (1746) | Lost 0-2 | -181697 |
| 13draft | 79 | Mcclain, Josh (1956) | Lost 0-2 | -131684 |
| 14draft | 96 | Neal, Stephen (1747) | Won 2-1 | +191703 |
| 15draft | 90 | Skoczen, Ryan (1618) | Won 2-0 | +171720 |
| top | average opponent: 1729record: 9-4 | new rating: 1720 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1604 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 160 | Dumaresq, Evan (1536) | Won 2-0 | +171621 |
| 4sealed | 112 | Bergeron, Matthew (1556) | Won 2-1 | +171638 |
| 5sealed | 3 | Voakes, Jim (1571) | Lost 1-2 | -191619 |
| 6sealed | 63 | Hudson, Nathan (1515) | Lost 1-2 | -201599 |
| 7sealed | 158 | Jackson, Greg [CAN] (1579) | Won 2-1 | +171616 |
| 8sealed | 49 | Tung, Joseph (1526) | Won 2-1 | +171633 |
| 9sealed | 46 | Vance, Michael (1719) | Lost 0-2 | -171616 |
| top | average opponent: 1572record: 4-3 | new rating: 1616 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 971 | Eyers, Dustin (1591) | Draw 1-1 | -11606 |
| 4legacy | 851 | Knapp, Zane (1499) | Lost 0-2 | -201586 |
| 5legacy | 844 | Fleischmann-Rose, David (1571) | Won 2-0 | +181604 |
| 6legacy | 736 | Brummer, Aaron (1581) | Won 2-0 | +181622 |
| 7legacy | 655 | Knab, Julian (1645) | Lost 0-2 | -181604 |
| top | average opponent: 1577record: 2-2-1 | new rating: 1604 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 778 | Ledoux, Jeff (1500) | Won 2-0 | +171596 |
| 3modern | 823 | Tkal, Ben (1537) | Won 2-0 | +171613 |
| 4modern | 709 | Cuenca, Nicolas (1725) | Lost 0-2 | -161597 |
| 5modern | 912 | Evanko, Thomas (1536) | Won 2-0 | +171614 |
| 6modern | 757 | Lowry, Anthony (1494) | Lost 0-2 | -211593 |
| 7modern | 889 | Nourain, Kiyan (1511) | Lost 0-2 | -191574 |
| 8modern | 889 | Fadden, Colleen (1452) | Won 2-1 | +161590 |
| 9modern | 839 | Girard, Jon (1537) | Won 2-0 | +171607 |
| top | average opponent: 1536record: 5-3 | new rating: 1607 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1618 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 3 | Kruchkow, Jeffrey (1606) | Lost 0-2 | -181600 |
| 4standard | 273 | Walton, Kasey (1500) | Won 2-1 | +161616 |
| 5standard | 232 | Johnson, Jon (1720) | Won 2-0 | +201636 |
| 6standard | 166 | Davis, Chuckie (1558) | Lost 1-2 | -191617 |
| 7standard | 320 | Finnegan, Erik (1525) | Lost 1-2 | -201597 |
| 8standard | 309 | Silvestri, Jonathan (1612) | Lost 0-2 | -181579 |
| top | average opponent: 1587record: 2-4 | new rating: 1579 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1647 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 192 | Hirt, Douglas (1500) | Won 2-1 | +151662 |
| 4sealed | 238 | Racine Leblanc, Samuel (1519) | Won 2-1 | +161678 |
| 5sealed | 75 | Gagnon, Jacob (1604) | Lost 0-2 | -201658 |
| 6sealed | 130 | Mercier, Maxime (1529) | Lost 1-2 | -201638 |
| 7sealed | 132 | Kaspar, Kendall (1529) | Lost 1-2 | -201618 |
| top | average opponent: 1536record: 2-3 | new rating: 1618 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 75 | Evangelho, Ricardo (1575) | Won 2-1 | +191504 |
| 4sealed | 75 | Hayne, Alexander (1924) | Lost 0-2 | -101494 |
| 5sealed | 75 | Bunyan, Joseph (1528) | Won 2-1 | +181512 |
| 6sealed | 75 | Hui, Brian (1699) | Won 2-0 | +221534 |
| 7sealed | 75 | Henry, Brenton (1564) | Won 2-1 | +181552 |
| 8sealed | 75 | Priemer, Tyler (1543) | Won 2-1 | +181570 |
| 9sealed | 75 | Simon, Jason (1658) | Won 2-1 | +201590 |
| 10draft | 64 | Meade, Nicholas (1595) | Won 2-0 | +181608 |
| 11draft | 49 | Jensen, William (2104) | Lost 1-2 | -101598 |
| 12draft | 29 | Rubin, Steve (1870) | Lost 1-2 | -131585 |
| 13draft | 52 | Maine, Andrew (1681) | Won 2-0 | +201605 |
| 14draft | 67 | Fabiano, Gerard (1933) | Won 2-1 | +231628 |
| 15draft | 12 | Gerard, Stephane (1664) | Won 2-0 | +191647 |
| top | average opponent: 1718record: 10-3 | new rating: 1647 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 2 | Cavaliere, Vincent (1435) | Won 2-0 | +171517 |
| 4modern | 24 | Anctil, Kevin (1531) | Won 2-0 | +181535 |
| 5modern | 49 | Schwarz, Micheal (1539) | Lost 1-2 | -181517 |
| 6modern | 115 | BACH, YANNICK (1552) | Won 2-1 | +191536 |
| 7modern | 74 | Woo, Kenneth (1519) | Lost 1-2 | -191517 |
| 8modern | 68 | Dio, Michael V (1604) | Lost 1-2 | -161501 |
| 9modern | 40 | Burton, Brandon (1591) | Lost 0-2 | -161485 |
| top | average opponent: 1539record: 3-4 | new rating: 1485 | ||