| Event code | 425910 |
| Tournament Name | Nairobi County Open Chess Championship 2025 |
| City | Nairobi |
| Country | KEN |
| Number of players | 200 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-05-31 |
| End Date | 2025-06-02 |
| Date received | 2025-06-26 |
| Date registered | 2025-05-26 |
| Type | |
| Time Control | Standard: 90 minutes for the whole game |
| Zone | |
| Reported mult. round days | 3 |
| Chief Arbiter | Wairimu, Faith Kamau (KEN) |
| Arbiter | Nakiirya Victoria (UGA) Magara Lewis (KEN) Akinyi Quinter (KEN) Wandina, Wambugu (KEN) Cynthia Jemurgor (KEN) |
| Chief Organizer | Kionga, Anthony (KEN) |
| Organizer | Bolo, Ronald (KEN) Amwai, Tom (KEN) Kamoni Mercy (KEN) Odiah, Isaac Babu (KEN) |
| PGN file | |
| Orig.Report | View |
| View Report | Rated for July 2025 as Standard |
More information: The full list of tournaments received from Kenya for July 2025