| Feb 15, 2024 | Warre De Waele | ½–½ | Koen Leenhouts | Round 9: Warre De Waele - Koen Leenhouts | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Feb 14, 2024 | Koen Leenhouts | 1–0 | Daniel Elias Ochs | Round 8: Koen Leenhouts - Daniel Elias Ochs | Queen's Gambit Declined: Queen's Knight Variation | |
| Feb 14, 2024 | Jonas Van Cappellen | ½–½ | Koen Leenhouts | Round 7: Jonas Van Cappellen - Koen Leenhouts | French Defense: Tarrasch Variation | |
| Feb 13, 2024 | Koen Leenhouts | 1–0 | Julian Victor | Round 6: Koen Leenhouts - Julian Victor | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Feb 12, 2024 | Sophie Milliet | ½–½ | Koen Leenhouts | Round 5: Sophie Milliet - Koen Leenhouts | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| Feb 12, 2024 | Koen Leenhouts | 0–1 | Marco Dobrikov | Round 4: Koen Leenhouts - Marco Dobrikov | Benko Gambit Accepted: Fully Accepted Variation | |
| Feb 11, 2024 | Christian Gloeckler | ½–½ | Koen Leenhouts | Round 3: Christian Gloeckler - Koen Leenhouts | Sicilian Defense: French Variation | |
| Feb 10, 2024 | Koen Leenhouts | 1–0 | Ann Matnadze Bujiashvili | Round 2: Koen Leenhouts - Ann Matnadze Bujiashvili | Nimzo-Indian Defense: Kmoch Variation | |
| Feb 10, 2024 | Maxime Hauchamps | 0–1 | Koen Leenhouts | Round 1: Maxime Hauchamps - Koen Leenhouts | French Defense: Advance Variation, Euwe Variation | |
| Feb 24, 2023 | S.p. Sethuraman | 1–0 | Koen Leenhouts | Round 9: S.p. Sethuraman - Koen Leenhouts | Queen's Gambit Declined: Harrwitz Attack | |
| Aug 19, 2022 | Koen Leenhouts | 1–0 | Vyacheslav Ikonnikov | Round 9: Koen Leenhouts - Vyacheslav Ikonnikov | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 18, 2022 | Bennet Hagner | 0–1 | Koen Leenhouts | Round 8: Bennet Hagner - Koen Leenhouts | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Aug 17, 2022 | Koen Leenhouts | 1–0 | Mehdi Roger | Round 7: Koen Leenhouts - Mehdi Roger | King's Indian Defense: Steiner Attack | |
| Aug 16, 2022 | Onno Elgersma | 1–0 | Koen Leenhouts | Round 6: Onno Elgersma - Koen Leenhouts | Sicilian Defense: French Variation | |
| Aug 16, 2022 | Koen Leenhouts | 1–0 | Robin Duson | Round 5: Koen Leenhouts - Robin Duson | Nimzo-Indian Defense: Sämisch Variation | |
| Aug 15, 2022 | Annelies Cuvelier | 0–1 | Koen Leenhouts | Round 4: Annelies Cuvelier - Koen Leenhouts | Sicilian Defense: Alapin Variation | |
| Aug 13, 2022 | Tim Grutter | 1–0 | Koen Leenhouts | Round 9: Tim Grutter - Koen Leenhouts | Ruy Lopez: Fianchetto Defense | |
| Aug 12, 2022 | Koen Leenhouts | 1–0 | Mickael Jeanne | Round 8: Koen Leenhouts - Mickael Jeanne | Nimzo-Indian Defense: Sämisch Variation | |
| Aug 11, 2022 | Ruslan Ponomariov | 1–0 | Koen Leenhouts | Round 7: Ruslan Ponomariov - Koen Leenhouts | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Aug 10, 2022 | Koen Leenhouts | 1–0 | Kees Nieuwelink | Round 6: Koen Leenhouts - Kees Nieuwelink | Dutch Defense: Leningrad Variation, Warsaw Variation | |
| Aug 9, 2022 | Otto Wilgenhof | 0–1 | Koen Leenhouts | Round 5: Otto Wilgenhof - Koen Leenhouts | Grünfeld Defense: Three Knights Variation | |
| Aug 8, 2022 | Koen Leenhouts | 1–0 | Alisha Warnaar | Round 4: Koen Leenhouts - Alisha Warnaar | King's Indian Defense: Steiner Attack | |
| Aug 6, 2022 | Sai Kiran Y | 1–0 | Koen Leenhouts | Round 1: Sai Kiran Y - Koen Leenhouts | Rapport-Jobava System | |
| Jun 19, 2022 | Koen Leenhouts | 1–0 | Tea Lanchava | Round 6: Koen Leenhouts - Tea Lanchava | Old Indian Defense | |
| Jun 19, 2022 | Frans Konings | 0–1 | Koen Leenhouts | Round 5: Frans Konings - Koen Leenhouts | Grünfeld Defense: Three Knights Variation, Burille Variation | |
| Jun 18, 2022 | Koen Leenhouts | 1–0 | Selman Ercan | Round 4: Koen Leenhouts - Selman Ercan | Slav Defense: Modern Line | |
| Jun 18, 2022 | Valeriy Khabichev | ½–½ | Koen Leenhouts | Round 3: Valeriy Khabichev - Koen Leenhouts | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Aug 20, 2021 | Mike Ivanov | 1–0 | Koen Leenhouts | Round 9: Mike Ivanov - Koen Leenhouts | Caro-Kann Defense: Two Knights Attack | |
| Aug 19, 2021 | Koen Leenhouts | 1–0 | Roel Hamblok | Round 8: Koen Leenhouts - Roel Hamblok | Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense | |
| Aug 18, 2021 | Yannick Kambrath | ½–½ | Koen Leenhouts | Round 7: Yannick Kambrath - Koen Leenhouts | English Opening: Caro-Kann Defensive System | |
| Aug 17, 2021 | Koen Leenhouts | 1–0 | Georgi Tomov | Round 6: Koen Leenhouts - Georgi Tomov | Catalan Opening: Open Defense | |
| Aug 17, 2021 | Tobias Voege | ½–½ | Koen Leenhouts | Round 5: Tobias Voege - Koen Leenhouts | Queen's Gambit Declined: Janowski Variation | |
| Aug 16, 2021 | Koen Leenhouts | 1–0 | Marc Vallet | Round 4: Koen Leenhouts - Marc Vallet | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| Aug 15, 2021 | Khoi Pham | * | Koen Leenhouts | Round 3: Khoi Pham - Koen Leenhouts | Semi-Slav Defense | |
| Aug 15, 2021 | Koen Leenhouts | 1–0 | Christian Stevens | Round 2: Koen Leenhouts - Christian Stevens | King's Indian Defense: Sämisch Variation, Panno Main Line | |
| Aug 14, 2021 | Frederik Roels | 0–1 | Koen Leenhouts | Round 1: Frederik Roels - Koen Leenhouts | Indian Defense: Knights Variation | |
