| Apr 11, 2026 | Lombaers | 1–0 | Froeyman | Round 9: Lombaers, Peter - Froeyman, Helmut | Dutch Defense: Stonewall Variation | |
| Mar 28, 2026 | Fridman | 0–1 | Lombaers | Round 6: Fridman, Daniel - Lombaers, Peter | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line | |
| Mar 7, 2026 | Ernst | ½–½ | Lombaers | Round 8: Ernst, Sipke - Lombaers, Peter | King's Indian Attack: Symmetrical Defense | |
| Feb 7, 2026 | Donker | 1–0 | Lombaers | Round 7: Donker, Roel - Lombaers, Peter | Benoni Defense: Knight's Tour Variation | |
| Dec 26, 2025 | Bok | ½–½ | Lombaers | Round 5: Bok, Benjamin - Lombaers, Peter | English Opening: Symmetrical Variation, Rubinstein Variation | |
| Nov 22, 2025 | Lombaers | 1–0 | Van der Werf | Round 4: Lombaers, Peter - Van der Werf, Mark | Benoni Defense: Knight's Tour Variation | |
| Nov 7, 2025 | Schoppen | 1–0 | Lombaers | KNSB competitie 2025/2026 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Oct 25, 2025 | Lombaers | 1–0 | Stehno | Round 7: Lombaers, Peter - Stehno, Pavel | King's Indian Defense: Orthodox Variation, Bayonet Attack | |
| Oct 24, 2025 | Azoulay | ½–½ | Lombaers | Round 6: Azoulay, Yehonatan - Lombaers, Peter | Sicilian Defense: Alapin Variation, Stoltz Attack | |
| Oct 22, 2025 | Astrom | ½–½ | Lombaers | Round 4: Astrom, Goran - Lombaers, Peter | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Oct 21, 2025 | Lombaers | 0–1 | Cieslak | Round 3: Lombaers, Peter - Cieslak, Patryk | Queen's Gambit Accepted | |
| Oct 4, 2025 | Lombaers | ½–½ | Ritzerveld | Round 2: Lombaers, Peter - Ritzerveld, Noah | Semi-Slav Defense | |
| Sep 22, 2025 | Lombaers | 1–0 | Mollema | KNSB competitie 2025/2026 | Queen's Gambit Declined: Semi-Tarrasch Defense, Exchange Variation | |
| Jun 1, 2025 | Lombaers | 1–0 | Mellema | Round 6: Lombaers, Peter - Mellema, Andries | Queen's Gambit Declined: Barmen Variation | |
| Jun 1, 2025 | Mostertman | ½–½ | Lombaers | Round 5: Mostertman, Milan - Lombaers, Peter | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| May 31, 2025 | Lombaers | 1–0 | Lommers | Round 4: Lombaers, Peter - Lommers, Frank | Queen's Gambit Declined: Tarrasch Defense, Pseudo-Tarrasch | |
| May 31, 2025 | Van t Hoff | ½–½ | Lombaers | Round 3: Van t Hoff, Tom - Lombaers, Peter | English Opening: Symmetrical Variation, Three Knights Variation | |
| May 30, 2025 | Lombaers | 1–0 | Veltkamp | Round 2: Lombaers, Peter - Veltkamp, Gerben | Benko Gambit Accepted: Fully Accepted Variation | |
| May 30, 2025 | Leorato | 0–1 | Lombaers | Round 1: Leorato, Imanol - Lombaers, Peter | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| May 29, 2025 | Van der Werf | ½–½ | Lombaers | Finals: Van der Werf, Mark - Lombaers, Peter | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| May 29, 2025 | Lombaers | ½–½ | Postma | Semi-Finals: Lombaers, Peter - Postma, Dinant | Slav Defense: Geller Gambit | |
| May 15, 2025 | Zhang | ½–½ | Lombaers | KNSB Meesterklasse 2024-2025 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Apr 5, 2025 | Lombaers | 1–0 | Ruzhansky | KNSB Meesterklasse 2024-2025 | Queen's Gambit Declined | |
| Mar 8, 2025 | Kollen | 1–0 | Lombaers | KNSB Meesterklasse 2024-2025 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Feb 8, 2025 | Lombaers | ½–½ | Lodici | Round 6: Lombaers, Peter - Lodici, Lorenzo | Queen's Gambit Declined: Three Knights Variation | |
| Dec 14, 2024 | Lombaers | 1–0 | Van Gisbergen | KNSB Meesterklasse 2024-2025 | Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Nimzowitsch Attack | |
| Nov 23, 2024 | Klaska | ½–½ | Lombaers | KNSB Meesterklasse 2024-2025 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 23, 2024 | Lombaers | 1–0 | Spit | Round 6: Lombaers, Peter - Spit, Vincent | Grünfeld Defense: Exchange Variation | |
| Jun 23, 2024 | Nitrauw | 0–1 | Lombaers | Round 5: Nitrauw, Peter - Lombaers, Peter | King's Indian Attack: Sicilian Variation | |
| Jun 21, 2024 | Lombaers | 0–1 | Jeroen van den Berg | Round 1: Lombaers, Peter - Jeroen van den Berg | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| May 12, 2024 | De Winter | 1–0 | Lombaers | Round 6: De Winter, Arthur - Lombaers, Peter | Benoni Defense: Taimanov Variation | |
| May 12, 2024 | Lombaers | 1–0 | Sa�a Albers | Round 5: Lombaers, Peter - Sa�a Albers | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| May 12, 2024 | Lombaers | 0–1 | Kampman | Round 4: Lombaers, Peter - Kampman, Tijmen | King's Indian Defense: Orthodox Variation, Positional Defense | |
| May 12, 2024 | Wink | 0–1 | Lombaers | Round 3: Wink, Luka - Lombaers, Peter | Sicilian Defense: Lasker-Pelikan Variation | |
| May 12, 2024 | Lombaers | 1–0 | Roebers | Round 2: Lombaers, Peter - Roebers, Jan | King's Indian Defense: Orthodox Variation, Positional Defense | |
| May 12, 2024 | Wilming | 0–1 | Lombaers | Round 1: Wilming, Auke - Lombaers, Peter | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Nov 9, 2024 | De Boer | 1–0 | Lombaers | Round 3: De Boer, Eelke - Lombaers, Peter | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Oct 6, 2023 | Swinkels | 1–0 | Lombaers | European Chess Club Cup 2023 | Slav Defense: Modern Line | |
| Oct 4, 2023 | Lombaers | * | Suleymanli | European Chess Club Cup 2023 | Queen's Gambit Declined: Barmen Variation | |
| Oct 2, 2023 | Lombaers | ½–½ | Vallejo Pons | European Chess Club Cup 2023 | Queen's Gambit Declined | |
| Oct 8, 2022 | Banusz | 1–0 | Lombaers | ECCC_22 | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Oct 6, 2022 | Lombaers | ½–½ | Mikhalevski | ECCC_22 | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Oct 4, 2022 | Fedorchuk | 1–0 | Lombaers | ECCC_22 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jan 29, 2020 | Lombaers | 0–1 | Di Berardino | Gibraltar Chess Festival: Masters | Nimzo-Indian Defense: Normal Variation | |
| Jan 28, 2020 | Pogonina | ½–½ | Lombaers | Gibraltar Chess Festival: Masters | Grünfeld Defense: Exchange Variation, Modern Exchange Variation | |
| Jan 27, 2020 | Lombaers | 0–1 | Maze | Gibraltar Chess Festival: Masters | King's Indian Defense: Sämisch Variation | |
| Jan 26, 2020 | Moroni | 0–1 | Lombaers | Gibraltar Chess Festival: Masters | King's Indian Defense: Fianchetto Variation, Panno Variation | |
| Jan 24, 2020 | Gukesh | 1–0 | Lombaers | Gibraltar Chess Festival: Masters | Sicilian Defense: Lasker-Pelikan Variation | |
| Jan 21, 2020 | Lombaers | 0–1 | Alekseenko | Gibraltar Chess Festival: Masters | Nimzo-Indian Defense: Kmoch Variation | |