Round 4 Pairings – Shamrock Open
Please note that pairings are tentative and subject to change before the start of the round.
| Bd | # | Res | White | # | Res | Black |
| 1 | 3 | 1 | DIGENG DU (3.0) | 4 | 0 | JOSE NAVARRETE PEREA (2.0) |
| 2 | 1 | 1 | BEILIN LI (2.0) | 8 | 0 | GAETAN BOMPASTORE (2.0) |
| 3 | 15 | 0 | LAWRENCE TU (1.5) | 2 | 1 | MICHAEL P CAREY (1.0) |
| 4 | 13 | 0 | NANG DANG (1.0) | 7 | 1 | DAVID MILLIERN (1.0) |
| 11 | 1 | KEVIN LIU (0.0) | BYE | |||
| 6 | ½ | JOAQUIN CARLSON (2.0) | BYE | |||
| 9 | ½ | LEWIS TU (2.0) | BYE | |||
| 12 | ½ | RYAN WANG (2.0) | BYE | |||
| 14 | ½ | ALEXANDER FA MENG (2.0) | BYE |