Round 4 Pairings – Masters Action Sunday
Please note that pairings are tentative and subject to change before the start of the round.
| Bd | Res | White | Res | Black |
| 1 | LIBARDO RUEDA (2062 2.0) | CHARLES SLADE (1960 0.0) | ||
| ½ | BRET MICHAEL ZELDOW (1944 0.0) | BYE | ||
| ½ | RAMI FARZANEH-FAR (2025 1.5) | BYE |