Brown, Matthew
Current rating: 1580
Record: 40-38-2
| Grand Prix Atlanta 2019 (legacy) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 88 | Lane, Emma (1519) | Won 2-0 | +191505 |
| 3legacy | 226 | Bardelline, Jonathan (1440) | Won 2-1 | +171522 |
| 4legacy | 6 | Segal, Jacob (1729) | Won 2-0 | +211543 |
| 5legacy | 10 | Tomizawa, Shin (1912) | Won 2-1 | +251568 |
| 6legacy | 27 | Martinez, Angel (1687) | Lost 1-2 | -161552 |
| 7legacy | 70 | Smith, Brandon 9091 (1581) | Won 2-1 | +181570 |
| 8legacy | 18 | Sharich, James (1512) | Won 2-0 | +171587 |
| 9legacy | 10 | Collins, Austin (1797) | Won 2-1 | +221609 |
| 10legacy | 8 | Witucki, Nicholas (1631) | Won 2-0 | +191628 |
| 11legacy | 4 | Espinoza, Daniel (1596) | Lost 1-2 | -191609 |
| 12legacy | 23 | Biaggi, Andrea (1668) | Lost 0-2 | -171592 |
| 13legacy | 30 | Clark, Mason (1761) | Won 2-1 | +211613 |
| 14legacy | 10 | Lynch, Paul (1715) | Lost 1-2 | -161597 |
| 15legacy | 21 | Yurchick, Adam (1683) | Lost 1-2 | -171580 |
| top | average opponent: 1659record: 9-5 | new rating: 1580 | ||
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 78 | Auzelis, Martynas (1472) | Won 2-1 | +181504 |
| 2standard | 194 | Suh, Steven (1629) | Won 2-0 | +201524 |
| 3standard | 233 | Wong, Daniel (1826) | Lost 0-2 | -121512 |
| 4standard | 274 | Wood, Rick (1748) | Lost 0-2 | -141498 |
| 5standard | 291 | Mallow, Vince (1711) | Won 2-0 | +221520 |
| 6standard | 184 | Adelstein, Matthew (1610) | Lost 1-2 | -171503 |
| 7standard | 285 | Evans, Brandon (1539) | Lost 0-2 | -171486 |
| top | average opponent: 1648record: 3-4 | new rating: 1486 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 188 | Brohmer, Thomas (1482) | Lost 0-2 | -191540 |
| 2sealed | 740 | Henry, Cameron (1293) | Won 2-1 | +141554 |
| 3sealed | 945 | Anderson, Derek (1540) | Lost 0-2 | -191535 |
| 4sealed | 800 | Espinoza, Angelo (1481) | Lost 0-2 | -191516 |
| 5sealed | 934 | Turner, Cash (1930) | Lost 0-2 | -111505 |
| 6sealed | 851 | Carlson, Anya (1449) | Lost 0-2 | -191486 |
| top | average opponent: 1529record: 1-5 | new rating: 1486 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 740 | Liao, Wei (1485) | Won 2-0 | +161607 |
| 2legacy | 830 | Tseng, Michael (1500) | Draw 1-1 | -21605 |
| 3legacy | 998 | Ziegler, Anton (1483) | Lost 1-2 | -201585 |
| 4legacy | 1127 | Bedoukian, David (1499) | Draw 1-1 | -21583 |
| 5legacy | 1036 | Wojnarski, Ryan (1465) | Lost 1-2 | -201563 |
| 6legacy | 1009 | Ruess, Rio (1436) | Won 2-0 | +161579 |
| 7legacy | 903 | Darlow, Kyle (1516) | Lost 0-2 | -201559 |
| top | average opponent: 1483record: 2-3-2 | new rating: 1559 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 904 | Ried, Harvard (1483) | Won 2-0 | +161572 |
| 2sealed | 696 | Shrake, David (1619) | Won 2-0 | +191591 |
| 3sealed | 193 | Gosche, Matt (1722) | Lost 0-2 | -151576 |
| 4sealed | 129 | MacDonald, Daniel (1486) | Won 0-0 | +161592 |
| 5sealed | 74 | Heisler, Robert (1502) | Lost 0-2 | -201572 |
| 6sealed | 261 | Smith, Devin (1516) | Won 2-0 | +171589 |
| 7sealed | 129 | Watson, Brett (1537) | Won 2-1 | +171606 |
| 8sealed | 55 | VanMeter, Chris (1733) | Lost 0-2 | -151591 |
| top | average opponent: 1575record: 5-3 | new rating: 1591 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2 | Klinkhammer, Matthew (1663) | Won 2-0 | +211519 |
| 2modern | 186 | Szymanski, Amanda (1448) | Won 2-1 | +171536 |
| 3modern | 112 | Richardson, Adam (1536) | Lost 0-2 | -181518 |
| 4modern | 250 | Pace, Joe (1507) | Won 2-1 | +171535 |
| 5modern | 168 | Johnson, Brendon (1502) | Won 2-1 | +181553 |
| 6modern | 135 | Hacker, Robert (1527) | Won 2-1 | +171570 |
| 7modern | 64 | Zarb, Jared (1542) | Lost 0-2 | -181552 |
| 8modern | 106 | Boutin, Nathaniel (1587) | Won 2-0 | +191571 |
| 9modern | 40 | Kvartek, Chris (1746) | Lost 0-2 | -151556 |
| top | average opponent: 1562record: 6-3 | new rating: 1556 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 577 | St. Onge, Jon (1500) | Won 2-1 | +181508 |
| 2sealed | 93 | Visco, David (1634) | Lost 1-2 | -151493 |
| 3sealed | 481 | Hinkle, Stephen (1502) | Won 2-0 | +181511 |
| 4sealed | 340 | Schoenhaus, Jason (1521) | Won 2-0 | +181529 |
| 5sealed | 297 | Labuda, Lucas (1675) | Lost 0-2 | -151514 |
| 6sealed | 406 | Lefterov, Alexander (1629) | Lost 0-2 | -161498 |
| 7sealed | 423 | Gilbert, Ryan (1504) | Won 2-0 | +181516 |
| 8sealed | 303 | Reed, John (1518) | Lost 0-0 | -181498 |
| top | average opponent: 1560record: 4-4 | new rating: 1498 | ||
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 198 | Scott, William (1462) | Won 2-0 | +191460 |
| 2standard | 145 | Kubilis, John (1738) | Lost 0-2 | -131447 |
| 3standard | 474 | Rose, Bryan (1502) | Won 2-0 | +191466 |
| 4standard | 388 | Griffin, Eric (1546) | Won 2-1 | +191485 |
| 5standard | 228 | Canavan, Chris (1539) | Won 2-1 | +191504 |
| 6standard | 160 | Piovano, Daniele (1667) | Lost 0-2 | -151489 |
| 7standard | 297 | King, David (1527) | Won 2-1 | +191508 |
| 8standard | 172 | Rivet, Craig S (1530) | Lost 1-2 | -181490 |
| top | average opponent: 1564record: 5-3 | new rating: 1490 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 200 | Narindra, Bob K (1500) | Lost 1-2 | -181498 |
| 2extended | 243 | Clawson, Derek (1482) | Won 2-1 | +171515 |
| 3extended | 216 | Burden, John (1466) | Lost 0-2 | -181497 |
| 4extended | 262 | Stein, Alaric (1490) | Lost 1-2 | -191478 |
| 5extended | 314 | Calhoun, Justin (1395) | Lost 0-2 | -191459 |
| 6extended | 281 | Whitten, Blaine (1492) | Lost 0-2 | -181441 |
| top | average opponent: 1471record: 1-5 | new rating: 1441 | ||
| Grand Prix Salt Lake City 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 54 | Sonntag, Kenny (1444) | Won 2-1 | +171517 |
| 2block | 54 | Aitken, William (1518) | Lost 1-2 | -181499 |
| 3block | 63 | Barnum, Tyler (1500) | Lost 1-2 | -181481 |
| 4block | 109 | Gattis, David (1482) | Won 2-1 | +181499 |
| 5block | 71 | Solick, Nick (1434) | Lost 0-2 | -191480 |
| 6block | 81 | Erickson, Sara (1482) | Won 2-0 | +181498 |
| 7block | 64 | Limb, Jeff (1502) | Won 2-0 | +181516 |
| top | average opponent: 1480record: 4-3 | new rating: 1516 | ||