Berzon, Leo
Current rating: 1484
Record: 6-7-1
| Regional Championships Atlanta 2023 (pioneer) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 94 | Barton, Ian (1463) | Won 2-1 | +171519 |
| 2pioneer | 6 | Schulz, Timothy (1562) | Lost 1-2 | -171502 |
| 3pioneer | 466 | Clayton, Sam (1502) | Lost 0-2 | -181484 |
| 4pioneer | 380 | Schaufelberg, Kyle (1484) | Lost 0-2 | -181466 |
| 5pioneer | 476 | Heater, Curtis (1469) | Won 2-1 | +181484 |
| 6pioneer | 422 | Keener, Ryan (1494) | Won 2-1 | +181502 |
| 7pioneer | 389 | Uebbing, Randall (1488) | Lost 1-2 | -181484 |
| average opponent: 1495record: 3-4 | new rating: 1484 | |||
| Grand Prix Cleveland 2019 (RNA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 173 | Oberdieck, Edward (1496) | Draw 1-1 | 01500 |
| 2sealed | 254 | Tan, Ray (1516) | Won 2-1 | +181518 |
| 3sealed | 294 | Gaidex, Bruno (1507) | Won 2-0 | +181536 |
| 4sealed | 181 | Staudinger, Gregory (1524) | Lost 0-2 | -181518 |
| 5sealed | 283 | Nguyen, Tuyen (1601) | Won 2-0 | +191537 |
| 6sealed | 186 | Curtis, Craig (1559) | Lost 0-2 | -171520 |
| 7sealed | 267 | Salvi, Martin (1514) | Lost 0-2 | -181502 |
| average opponent: 1531record: 3-3-1 | new rating: 1502 | |||