Mombasa Open Chess Championship 2025 - Ladies Section
36 players participated in this 6-round tournament, held from 10 Oct 2025 to 12 Oct 2025 in Mombasa, Kenya. 2 titled players from 2 federations. Top 10 Elo average was 1664, and top seed was Sasha Mongeli (🇰🇪 KEN, WFM, 1878).
Sasha Mongeli (🇰🇪 KEN, WFM, 1878) won with 5.5/6, ahead of Kimani wanjiru (5.5) and Naisanga Sheba Valentine (4.5). Mongeli shared the lead from round 1, winning on tie-break.
The biggest upset came in round 4: Elsie Muturi (1413) beat Daphne Mwikali (1663), a +250-point gap.
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How it unfolded
Top 6 · 6 roundsTight race until R6; 2 players tied at 5.5/6, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
2 players finish on 5.5/6. Mongeli takes the title on Buchholz Cut1 (20.0).
WFM Sasha Mongeli drew with Kimani wanjiru (White).
WFM Sasha Mongeli 4 wins (R1–R4)Kimani wanjiru 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1WFMSasha Mongeli | * | ½ | — | 1 |
| 2Kimani wanjiru | ½ | * | — | — |
| 3Elsie Muturi | — | — | * | — |
| 4Naisanga Sheba Valentine | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mongeli, SashaWFM | 1878 | KEN | +17B | +13N | +16B | +3N | =2B | +7N | 5.5 | 20.0 | 23.0 | 20.25 | 1953 | +6.0 |
| 2 | Kimani wanjiru | 1647 | KEN | +24B | +23N | +7B | +6N | =1N | +8B | 5.5 | 19.5 | 21.5 | 18.75 | 2045 | +35.6 |
| 3 | Naisanga Sheba Valentine | 1617 | UGA | +32N | +10B | +22N | −1B | +13N | =5B | 4.5 | 19.5 | 20.5 | 12.75 | 1642 | +1.4 |
| 4 | Muturi, Elsie | 1413 | KEN | +21B | +19N | =14N | +12B | −5N | +13B | 4.5 | 17.0 | 20.0 | 14.00 | 1752 | +44.4 |
| 5 | Shannon Bulimo | 1582 | KEN | +33B | +34N | −6B | +26N | +4B | =3N | 4.5 | 16.0 | 17.0 | 10.75 | 1588 | +0.6 |
| 6 | Nashipae BellaWCM | 1728 | KEN | F | +11B | +5N | −2B | +14N | +12B | 4.0 | 20.0 | 20.0 | 14.50 | 1866 | +29.6 |
| 7 | Awuor Concillia Ndegwa | 1589 | KEN | +31N | +30B | −2N | +15B | +10N | −1B | 4.0 | 19.0 | 20.0 | 9.00 | 965 | -11.0 |
| 8 | Flavius Hyacinth | 1636 | KEN | +29N | −22B | +18B | +20N | +9B | −2N | 4.0 | 18.0 | 19.0 | 11.00 | 1581 | -6.0 |
| 9 | Solange Kangye Katongole | 0 | UGA | +?N | −14B | +24N | +11B | −8N | +15B | 4.0 | 15.5 | 15.5 | 8.50 | 1498 | -11.2 |
| 10 | FIDE 10891030 | 0 | — | +?B | −3N | +29B | +23N | −7B | +17N | 4.0 | 14.5 | 14.5 | 6.00 | 800 | 0.0 |
| 11 | Kadenge Julia Kasei | 1565 | KEN | +26B | −6N | +21B | −9N | +20B | =22N | 3.5 | 16.5 | 18.5 | 9.25 | 938 | -5.8 |
| 12 | Mwikali, Daphne | 1663 | KEN | +35B | =18N | +19B | −4N | +23B | −6N | 3.5 | 16.5 | 16.5 | 6.50 | 1490 | -18.6 |
| 13 | Gichuga Wanjiru Wanjiku | 1572 | KEN | +15N | −1B | +31B | +22N | −3B | −4N | 3.0 | 20.0 | 21.0 | 6.50 | 831 | -38.4 |
| 14 | Onyango Shirlyn Gathoni | 1626 | KEN | F | +9N | =4B | +16N | −6B | =18N | 3.0 | 18.5 | 20.0 | 10.75 | 1565 | -16.3 |
| 15 | Mutheu Yasmin | 0 | KEN | −13B | +17N | +?B | −7N | +16B | −9N | 3.0 | 17.0 | 17.0 | 6.00 | 1427 | -6.8 |
| 16 | Joy Muthoni Kairuthi, | 1607 | KEN | +20B | +28N | −1N | −14B | −15N | +31B | 3.0 | 16.0 | 17.0 | 5.50 | 964 | -24.4 |
| 17 | Kylee Keza Katongole | 0 | UGA | −1N | −15B | +32N | +33B | +30N | −10B | 3.0 | 14.5 | 15.5 | 3.00 | 1040 | -3.2 |
| 18 | Korir Tracy | 1510 | KEN | F | =12B | −8N | +27B | +28N | =14B | 3.0 | 13.5 | 13.5 | 6.25 | 1525 | +2.8 |
| 19 | Biyinzika Pauline | 1653 | UGA | +25N | −4B | −12N | −29B | +36N | +27B | 3.0 | 12.5 | 12.5 | 3.50 | 736 | -51.6 |
| 20 | Mirembe Merceline | 0 | UGA | −16N | +?B | +30N | −8B | −11N | +34B | 3.0 | 12.5 | 12.5 | 2.00 | 808 | -48.4 |
| 21 | FIDE 554004322 | 0 | — | −4N | +25B | −11N | +35B | +29N | −?B | 3.0 | 11.0 | 11.0 | 3.00 | 695 | 0.0 |
| 22 | Nekesa Vanessa Sifuna | 0 | KEN | F | +8N | −3B | −13B | +24N | =11B | 2.5 | 17.0 | 17.0 | 7.75 | 1489 | 0.0 |
| 23 | FIDE 10826173 | 0 | — | F | −2B | +33N | −10B | −12N | +30B | 2.0 | 15.0 | 15.0 | 2.00 | 858 | 0.0 |
| 24 | FIDE 10868356 | 0 | — | −2N | F | −9B | +34N | −22B | +28N | 2.0 | 14.5 | 14.5 | 2.50 | 852 | 0.0 |
| 25 | FIDE 554009731 | 0 | — | −19B | −21N | +36N | −30B | −27N | +32B | 2.0 | 9.5 | 9.5 | 1.00 | 853 | 0.0 |
| 26 | FIDE 10891013 | 0 | — | −11N | +36B | +35N | −5B | −?N | F | 2.0 | 9.0 | 9.0 | 0.00 | 782 | 0.0 |
| 27 | FIDE 10838678 | 0 | — | F | F | =28B | −18N | +25B | −19N | 1.5 | 12.5 | 12.5 | 2.75 | 781 | 0.0 |
| 28 | FIDE 554009537 | 0 | — | F | −16B | =27N | +?N | −18B | −24B | 1.5 | 9.5 | 9.5 | 0.75 | 757 | 0.0 |
| 29 | FIDE 10841237 | 0 | — | −8B | F | −10N | +19N | −21B | F | 1.0 | 16.0 | 16.0 | 3.00 | 1645 | 0.0 |
| 30 | Sum Tracy Chepchirchir | 0 | KEN | F | −7N | −20B | +25N | −17B | −23N | 1.0 | 14.0 | 14.0 | 2.00 | 783 | 0.0 |
| 31 | Mitchelle Selah | 0 | KEN | −7B | F | −13N | −?B | +32B | −16N | 1.0 | 11.0 | 11.0 | 1.00 | 752 | 0.0 |
| 32 | FIDE 554009499 | 0 | — | −3B | −?N | −17B | +36B | −31N | −25N | 1.0 | 10.5 | 10.5 | 0.00 | 817 | 0.0 |
| 33 | FIDE 10849076 | 0 | — | −5N | F | −23B | −17N | +?B | F | 1.0 | 9.5 | 9.5 | 0.00 | 781 | 0.0 |
| 34 | FIDE 10844546 | 0 | — | +36N | −5B | −?N | −24B | F | −20N | 1.0 | 9.5 | 9.5 | 0.00 | 781 | 0.0 |
| 35 | FIDE 10898956 | 0 | — | −12N | F | −26B | −21N | F | F | 0.0 | 10.5 | 10.5 | 0.00 | 863 | 0.0 |
| 36 | FIDE 554009502 | 0 | — | −34B | −26N | −25B | −32N | −19B | −?N | 0.0 | 9.0 | 9.0 | 0.00 | 853 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Muturi, ElsieKEN+44.44.5 pts · #4
- 2Kimani wanjiruKEN+35.65.5 pts · #3
- 3Nashipae BellaWCMKEN+29.64.0 pts · #2
- 1Biyinzika PaulineUGA-51.63.0 pts · #33
- 2Mirembe MercelineUGA-48.43.0 pts · #18
- 3Gichuga Wanjiru WanjikuKEN-38.43.0 pts · #28
- R4+250 Elo gap
- R2+240 Elo gap
- R6+159 Elo gap