KNSB FIDE
JO

Jeroen Olislagers

Rated since January 2023

1790 Classic
1738 Rapid

RIVALRY

Nemesis
Vucinec, S.I. (Sacha)
Games: 3 · Win rate: 0%

The good & the bad

Best wins
KOK, M.F. (MARIJKE) 1845
12774 SOS competitie 2025/2026 Lijst 1 feb · 2026-01-16
WILLIGHAGEN, G.J. (GERT-JAN) 1815
6235 KNSB competitie 2022-2023 Klasse 4 ronde 5 · 2022-12-17
BOITTIN, P. (PASCAL) 1798
9777 Henk Bloemink Vierkampentoernooi Groep A · 2025-06-24
WILLEMSE, M. (MAX) 1791
13248 KNSB competitie 2025-2026 Klasse 5 ronde 7 · 2026-03-07
VEERMAN, H.P.J. (HENK) 1788
10470 Tata Steel Chess Tournament 2026 Tienkampen · 2026-01-27
Worst losses
BAARS, A. (AREND) 1491
7606 SOS Competitie 2023/2024 December 2023 · 2023-12-04
APELDOORN VAN, V. (VERA) 1551
7641 KNSB competitie 2023-2024 Klasse 5 ronde 1 · 2023-10-07
KRUISSELBRINK, J. (JAN) 1676
11472 Pinkstertoernooi Groep B · 2025-06-09
ROELANDT, C.M.J. (CHRIS) 1737
11820 Open Eemlandtoernooi 2025 Groep B · 2025-09-02
OOSTERWIJK VAN, C.G. (CHRIS) 1744
8099 SOS Competitie 2023/2024 Februari 2024 · 2024-02-12
Tata Steel Chess Tournament 2026 Tienkampen Fri, Jan 16, 2026 +3–5=0 -27.0
HSG Open 2024 Groep B Fri, Jun 21, 2024 +2–3=1 -24.7
SGS Bekercompetitie 2025-2026 2026-02 Wed, Oct 1, 2025 +0–1=0 -7.4
SGS Bekercompetitie 2025-2026 SGS Beker 2025-12 Wed, Oct 1, 2025 +0–1=0 -3.1
KNSB competitie 2025-2026 Klasse 5 ronde 5 Sat, Sep 20, 2025 +1–0=0 +13.4
KNSB competitie 2025-2026 Klasse 5 ronde 7 Sat, Sep 20, 2025 +1–0=0 +13.8
KNSB competitie 2025-2026 Klasse 5 ronde 4 Sat, Sep 20, 2025 +0–0=1 +1.8
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Sat, Sep 20, 2025 +0–0=1 +1.4
KNSB competitie 2025-2026 Klasse 5 ronde 2 Sat, Sep 20, 2025 +0–1=0 -10.9
SOS competitie 2025/2026 Lijst 1 apr Mon, Sep 1, 2025 +1–0=0 +10.2
SOS competitie 2025/2026 Lijst 1 mrt Mon, Sep 1, 2025 +0–0=1 +2.4
SOS competitie 2025/2026 Lijst 1 feb Mon, Sep 1, 2025 +1–0=0 +14.7
SOS competitie 2025/2026 Lijst 1 jan Mon, Sep 1, 2025 +0–1=0 -11.5
SOS competitie 2025/2026 Lijst 1 Dec Mon, Sep 1, 2025 +0–0=1 -1.9
SOS competitie 2025/2026 Lijst 1 Nov Mon, Sep 1, 2025 +0–0=1 +7.8
Open Eemlandtoernooi 2025 Groep B Tue, Aug 26, 2025 +4–2=1 +8.3
Henk Bloemink Vierkampentoernooi Groep A Tue, Jun 10, 2025 +1–1=1 +7.9
Pinkstertoernooi Groep B Mon, Jun 9, 2025 +3–4=0 -32.8
KNSB competitie 2024-2025 Klasse 6 ronde 7 Sat, Sep 21, 2024 +1–0=0 +12.1
KNSB competitie 2024-2025 Klasse 6 ronde 6 Sat, Sep 21, 2024 +0–0=1
KNSB competitie 2024-2025 Klasse 6 ronde 5 Sat, Sep 21, 2024 +0–0=1 -3.5
KNSB competitie 2024-2025 Klasse 6 ronde 4 Sat, Sep 21, 2024 +1–0=0 +10.7
KNSB competitie 2024-2025 Klasse 6 ronde 3 Sat, Sep 21, 2024 +1–0=0
KNSB competitie 2024-2025 Klasse 6 ronde 2 Sat, Sep 21, 2024 +1–0=0
KNSB competitie 2024-2025 Klasse 6 ronde 1 Sat, Sep 21, 2024 +1–0=0
SOS Competitie 2024/2025 2025-05 Sun, Sep 1, 2024 +0–0=1 +10.2
SOS Competitie 2024/2025 2025-04 Sun, Sep 1, 2024 +0–1=0 -2.0
SOS Competitie 2024/2025 2025-03 Sun, Sep 1, 2024 +0–1=0 -4.7
SOS Competitie 2024/2025 2025-02 Sun, Sep 1, 2024 +0–1=0 -4.2
SOS Competitie 2024/2025 2025-01 Sun, Sep 1, 2024 +0–1=0 -11.0
SOS Competitie 2024/2025 2024-11 Sun, Sep 1, 2024 +0–1=0 -9.8
SOS Competitie 2024/2025 2024-10 Sun, Sep 1, 2024 +0–2=0 -19.2
KNSB competitie 2023-2024 Klasse 5 ronde 7 Sat, Sep 16, 2023 +0–1=0
KNSB competitie 2023-2024 Klasse 5 ronde 6 Sat, Sep 16, 2023 +0–0=1 -0.2
KNSB competitie 2023-2024 Klasse 5 ronde 5 Sat, Sep 16, 2023 +2–0=0 +34.6
KNSB competitie 2023-2024 Klasse 5 ronde 3 Sat, Sep 16, 2023 +0–0=1 +6.1
KNSB competitie 2023-2024 Klasse 5 ronde 2 Sat, Sep 16, 2023 +1–0=0 +16.8
KNSB competitie 2023-2024 Klasse 5 ronde 1 Sat, Sep 16, 2023 +0–1=0 -11.8
SOS Competitie 2023/2024 Juni 2024 Fri, Sep 1, 2023 +1–0=0 +11.3
SOS Competitie 2023/2024 April 2024 Fri, Sep 1, 2023 +0–1=0 -16.6
SOS Competitie 2023/2024 Maart 2024 Fri, Sep 1, 2023 +1–0=0 +13.7
SOS Competitie 2023/2024 Februari 2024 Fri, Sep 1, 2023 +0–1=0 -12.5
SOS Competitie 2023/2024 Januari 2024 Fri, Sep 1, 2023 +0–1=0
SOS Competitie 2023/2024 December 2023 Fri, Sep 1, 2023 +0–1=0 -24.7
SOS Competitie 2023/2024 November 2023 Fri, Sep 1, 2023 +0–1=0 -10.7
KNSB competitie 2022-2023 Klasse 4 ronde 7 Sat, Sep 17, 2022 +1–0=0 +23.9
KNSB competitie 2022-2023 Klasse 4 ronde 5 Sat, Sep 17, 2022 +1–0=0 +30.5
SOS Competitie 2022/2023 Mei Mon, Sep 12, 2022 +2–0=0 +17.7
SOS Competitie 2022/2023 April 2023(K2) Mon, Sep 12, 2022 +1–0=0 +4.7
SOS Competitie 2022/2023 Februari 2023 Mon, Sep 12, 2022 +0–1=1 +12.0
SOS Competitie 2022/2023 December 2022 Mon, Sep 12, 2022 +1–0=0 +19.4

Rating History

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Peak Ratings

Classic 1823 April 1, 2024
Rapid 1738 July 1, 2025
Blitz 1790 April 1, 2026

Games

Wins 33
Losses 34
Draws 14
Win Rate 41%

Performance by Color

Color Wins Draws Losses Win Rate
White 18 8 13 46%
Black 15 6 21 36%

Recent Matches

Ackerman, J.C. (Jan) (1779) 2026-03-28 WIN +13.4
Stekelenburg, R.F. (Roy) (1687) 2026-03-20 WIN +10.2
Willemse, M. (Max) (1791) 2026-03-07 WIN +13.8
Burer, A.R.M. (Audry) (1846) 2026-02-09 DRAW +2.4
Beverdam, F. (Frank) (1807) 2026-02-01 LOSS -11.6
Sennema, R. (Remy) (1936) 2026-01-31 LOSS -7.4
Dijkstra, T.C. (Theo) (1793) 2026-01-30 LOSS -12.1
Fritz, W.D. (Werner) (1722) 2026-01-28 WIN +10.4
Veerman, H.P.J. (Henk) (1788) 2026-01-27 WIN +12.7
Lindeboom, F. (Fokke) (1774) 2026-01-26 WIN +12.2
Bakker, J.S. (John) (1764) 2026-01-25 LOSS -13.1
Gisbert, A. (Alex) (1800) 2026-01-24 LOSS -11.9
Gorissen, J.A.C. (Ad) (1750) 2026-01-23 LOSS -13.6
Kok, M.F. (Marijke) (1845) 2026-01-16 WIN +14.7
Küchler, R. (Ruud) (1831) 2025-12-13 DRAW +1.8
Vucinec, S.I. (Sacha) (1810) 2025-12-01 LOSS -11.5
Woldhuis, M. (Marnik) (1987) 2025-11-30 LOSS -3.1
Rozenbroek, R. (Ricardo) (1836) 2025-11-22 DRAW +1.4
Ruitenbeek, M. (Mike) (1739) 2025-11-10 DRAW -1.9
Capel, R.C. (Robert) (1841) 2025-11-01 LOSS -10.9