Marroquin, Jonathan Hervey
Current rating: 1392
Record: 5-11-2 (GP) / 3-5 (professional)
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1423 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 359 | Gallinaro, Loris (1276) | Won 2-0 | +151438 |
| 2modern | 185 | Stemmer, Jan (1589) | Lost 1-2 | -151423 |
| 3modern | 556 | Otto, Matthew (1505) | Lost 0-2 | -171406 |
| 4modern | 689 | James, Kyle (1603) | Lost 0-2 | -141392 |
| top | average opponent: 1494record: 1-3 | new rating: 1392 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 379 | Holliday, Jacob (1500) | Lost 0-2 | -181454 |
| 2modern | 437 | Han, Xiao (1416) | Won 2-1 | +181472 |
| 3modern | 421 | Lamberson, Terry (1687) | Lost 0-2 | -151457 |
| 4modern | 607 | Anderson, Eric (1563) | Lost 1-2 | -161441 |
| 5modern | 631 | Deakins, Crystal (1417) | Lost 1-2 | -181423 |
| top | average opponent: 1517record: 1-4 | new rating: 1423 | ||
| Grand Prix San Antonio 2014 (KTK standard) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 260 | Estrada, Cory (1465) | Draw 1-1 | 01470 |
| 2standard | 302 | Ramirez, Erick (1496) | Lost 1-2 | -181452 |
| 3standard | 479 | Welshons, Kenny (1482) | Won 2-0 | +191471 |
| 4standard | 362 | Payne, Ryan (1501) | Lost 1-2 | -181453 |
| 5standard | 422 | De Leon, Mario (1482) | Won 2-0 | +191472 |
| top | average opponent: 1485record: 2-2-1 | new rating: 1472 | ||
| Grand Prix San Antonio 2012 (RTR standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Guzman, Fred (1500) | Won 2-0 | +191505 |
| 2standard | 38 | McKenzie, Chadwick (1561) | Lost 1-2 | -171488 |
| 3standard | 161 | Linn, Ryan (1499) | Draw 1-1 | 01488 |
| 4standard | 248 | Roper, Michael (1483) | Lost 1-2 | -181470 |
| top | average opponent: 1511record: 1-2-1 | new rating: 1470 | ||
| Pro Tour San Juan 2010 (Zendikar block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 169 | Henricks, J.T. (1544) | Lost 0-2 | -171483 |
| 2block | 112 | Burgold, Lino (1734) | Won 2-0 | +221505 |
| 3block | 139 | Corbett, Justin (1620) | Won 2-0 | +201525 |
| 4block | 45 | Torres, Alfredo (1525) | Won 2-0 | +181543 |
| 5block | 43 | Estratti, Samuele (1850) | Lost 0-2 | -121531 |
| 6draft | 100 | O'Donnell, Brendan (1732) | Lost 0-2 | -151516 |
| 7draft | 23 | Strom, Tobias (1650) | Lost 1-2 | -151501 |
| 8draft | 117 | Kowal, Brian (1692) | Lost 1-2 | -151486 |
| top | average opponent: 1668record: 3-5 | new rating: 1486 | ||