9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Jefferson, Matheu | Das, Aditeya | 0-1 | B90 | Round 1: Jefferson, Matheu - Das, Aditeya | 2025-11-18 |
| Matheu Jefferson | Nha Duong | 0-1 | B30 | 15th Annual Open at Foxwoods | 2023-04-08 |
| Matheu Jefferson | Shawn Barry | 1/2-1/2 | A20 | 15th Annual Open at Foxwoods | 2023-04-06 |