FIDE MasterKooijmans, JermoFIDE ID 10437906Games2Wins2Draws2Losses50%ScorePeak rating2258Latest rating2256First seenDec 13, 2025Last seenJun 28, 2026Recent gamesDateWhiteResultBlackEventOpeningJun 28, 2026Kooijmans0–1MazajchikRound 5: Kooijmans, Jermo - Mazajchik, TimEnglish Opening: Agincourt Defense, Catalan Defense AcceptedJun 28, 2026Margaryan0–1KooijmansRound 4: Margaryan, Artur - Kooijmans, JermoQueen's Gambit DeclinedJun 21, 2026Kooijmans0–1GrootenHSG Open 2026 AEnglish Opening: Symmetrical Variation, Hedgehog DefenseJun 21, 2026Kooijmans½–½KoolsHSG Open 2026 AEnglish Opening: Agincourt Defense, Neo-Catalan DeclinedMay 17, 2026Kooijmans½–½Van de GriendtRound 6: Kooijmans, Jermo - Van de Griendt, Jan WillemEnglish Opening: Symmetrical Variation, Three Knights VariationDec 13, 2025Kooijmans1–0CardonRound 5: Kooijmans, Jermo - Cardon, HelmutEnglish Opening: Agincourt Defense, Catalan Defense Accepted
