International
Chess Federation
| Event code | 430946 |
| Tournament Name | 2025 Catherine McLaughlin Open |
| City | St. Louis, MO |
| Country | USA |
| Number of players | 120 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-08-01 |
| End Date | 2025-08-03 |
| Date received | 0000-00-00 |
| Date registered | 2025-07-06 |
| Type | |
| Time Control | Standard: 90 minutes with 30 second increment from move 1 |
| Zone | |
| Reported mult. round days | 2 |
| Chief Arbiter | Broich, William (USA) (AO) |
| Chief Organizer | Pointer, Richard (USA) |
| Organizer | |
More information: The full list of tournaments received from United States of America for September 2025