| Mar 20, 2026 | Asiimwe Olivia | 1–0 | Ndirangu | Round 4: Asiimwe Olivia - Ndirangu, Joyce Nyaruai | Sicilian Defense: Dragon Variation | |
| Mar 20, 2026 | Ndirangu | 0–1 | Wanjiru | Round 3: Ndirangu, Joyce Nyaruai - Wanjiru, Lucy | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Mar 19, 2026 | Francisca Kagwiria | 0–1 | Ndirangu | Round 2: Francisca Kagwiria - Ndirangu, Joyce Nyaruai | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Sep 22, 2024 | Ndirangu | 0–1 | Miller | 45th FIDE Women's Chess Olympiad | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Sep 21, 2024 | Ndirangu | 1–0 | Zenobia Wasif | 45th FIDE Women's Chess Olympiad | King's Indian Defense: Normal Variation | |
| Sep 20, 2024 | Jakobsen | 0–1 | Ndirangu | 45th FIDE Women's Chess Olympiad | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Sep 19, 2024 | Ndirangu | 1–0 | Sosna Mehari Abraham | 45th FIDE Women's Chess Olympiad | Queen's Gambit Declined: Modern Variation | |
| Sep 18, 2024 | Ndirangu | 0–1 | Toth | 45th FIDE Women's Chess Olympiad | Queen's Pawn Game: London System | |
| Sep 16, 2024 | Zhang | 1–0 | Ndirangu | 45th FIDE Women's Chess Olympiad | Indian Defense | |
| Sep 15, 2024 | Ndirangu | 1–0 | Vasquez Vasquez | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Closed, Traditional | |
| Sep 14, 2024 | Nkwanyane Nolwazi | 0–1 | Ndirangu | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Hyperaccelerated Dragon | |
| Sep 13, 2024 | Ndirangu | 1–0 | Aishath Iva Hassan | 45th FIDE Women's Chess Olympiad | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Aug 28, 2023 | Ndirangu | 1–0 | Hollstein | WRTC | Caro-Kann Defense: Classical Variation | |
| Aug 28, 2023 | Ndirangu | 1–0 | Sun | WRTC | Ruy Lopez: Exchange Variation | |
| Aug 28, 2023 | Ndirangu | 1–0 | Pheng | WRTC | Four Knights Game: Spanish Variation, Double Spanish | |
| Aug 28, 2023 | Hornsby | 0–1 | Ndirangu | WRTC | Indian Defense | |
| Aug 27, 2023 | Ndirangu | 0–1 | Moeller | WRTC | Benoni Defense: Benoni-Indian Defense | |
| Aug 27, 2023 | Rennkamp | 1–0 | Ndirangu | WRTC | Sicilian Defense: Closed | |
| Aug 27, 2023 | Peglau | 0–1 | Ndirangu | WRTC | English Opening: Anglo-Grünfeld Defense | |
| Aug 27, 2023 | Vibhor | 1–0 | Ndirangu | WRTC | Sicilian Defense: Closed | |
| Aug 26, 2023 | Ndirangu | 1–0 | Odiah | WRTC | Sicilian Defense: Löwenthal Variation | |
| Aug 26, 2023 | Ndirangu | 1–0 | Hartjes | WRTC | Sicilian Defense: Bowdler Attack | |
| Aug 26, 2023 | Rudolph | 1–0 | Ndirangu | WRTC | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Aug 26, 2023 | Andrade | 0–1 | Ndirangu | WRTC | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Oct 25, 2021 | Almaamari | * | Ndirangu | FIDE World Amateur 2021 W1700 | ? | |
| Oct 24, 2021 | Ndirangu | 1–0 | Troumouchi | FIDE World Amateur 2021 W1700 | Queen's Pawn Game: Accelerated London System | |
| Oct 23, 2021 | Suerkulova | 1–0 | Ndirangu | FIDE World Amateur 2021 W1700 | Sicilian Defense: Closed | |
| Oct 22, 2021 | Ndirangu | 1–0 | Wanjiru | FIDE World Amateur 2021 W1700 | Indian Defense | |
| Oct 21, 2021 | Florea | 1–0 | Ndirangu | FIDE World Amateur 2021 W1700 | Sicilian Defense: Dragon Variation, Classical Variation | |
| Oct 20, 2021 | Ndirangu | 1–0 | Trivella | FIDE World Amateur 2021 W1700 | London System | |
| Oct 19, 2021 | Madelta | 0–1 | Ndirangu | FIDE World Amateur 2021 W1700 | Horwitz Defense | |
| Oct 18, 2021 | Ndirangu | 1–0 | Al-Moaamari | FIDE World Amateur 2021 W1700 | Queen's Pawn Game: London System | |
| May 26, 2021 | Ndirangu | 0–1 | Ogbiyoyo | African Women's Championship | Indian Defense | |
| May 25, 2021 | Ndirangu | 0–1 | Moaataz | African Women's Championship | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| May 21, 2021 | Ndirangu | * | Badenhorst | African Women's Championship | ? | |
| May 20, 2021 | Ndirangu | * | Dlamini | African Women's Championship | ? | |
| May 19, 2021 | Tadeyo Charity | 0–1 | Ndirangu | African Women's Championship | ? | |
| May 18, 2021 | Shriyan santosh Priyasha | 1–0 | Ndirangu | African Women's Championship | ? | |
