KNSB FIDE
FO

Fionn O'Callaghan

Rated since June 2025

955 Rapid

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
SINGHAL, A. (AANYA) 1064
11798 GP Zaanstad Groep A · Sunday 16 November 2025
JAYAWARDANA, H.M. (WANUJA) 756
11798 GP Zaanstad Groep A · Sunday 16 November 2025
RAAT, G.G.Y. (GUILLON) 734
11798 GP Zaanstad Groep A · Sunday 16 November 2025
SOSEF, A.J. (AIDEN) 695
11798 GP Zaanstad Groep A · Sunday 16 November 2025
Worst losses
TADJER, Z. (ZACHARIAH) 776
11798 GP Zaanstad Groep A · Sunday 16 November 2025
KHADKA, B. (BARDAN) 935
11798 GP Zaanstad Groep A · Sunday 16 November 2025
BOGERS, L.H.M. (LEXI) 957
11305 Open NK Rapid Jeugd 2013 · Sunday 4 May 2025
DUSEK, F. (FILIP) 1084
11305 Open NK Rapid Jeugd 2013 · Sunday 4 May 2025
SOHRET, Y. (YUSUF ALGAN) 1276
11798 GP Zaanstad Groep A · Sunday 16 November 2025
Open NK Rapid Jeugd 2013 Sunday 4 May 2025 +0–6=1
GP Zaanstad Groep A Sunday 16 November 2025 +4–3=0 +85.5

Rating History

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Peak Ratings

Rapid 955 May 1, 2026

Games

Wins 4
Losses 9
Draws 1
Win Rate 29%

Performance by Color

Color Wins Draws Losses Win Rate
White 1 1 6 12%
Black 3 0 3 50%

Recent Matches

Sosef, A.J. (Aiden) (695) Sunday 16 November 2025 WIN +28.1
Khadka, B. (Bardan) (935) Sunday 16 November 2025 LOSS -27.0
Singhal, A. (Aanya) (1064) Sunday 16 November 2025 WIN +66.4
Raat, G.G.Y. (Guillon) (734) Sunday 16 November 2025 WIN +32.3
Jayawardana, H.M. (Wanuja) (756) Sunday 16 November 2025 WIN +34.7
Tadjer, Z. (Zachariah) (776) Sunday 16 November 2025 LOSS -44.7
Sohret, Y. (Yusuf Algan) (1276) Sunday 16 November 2025 LOSS -4.2
Madularea, E. (Eric) (1430) Sunday 4 May 2025 LOSS
Roelofsen, M.L. (Mika) (1669) Sunday 4 May 2025 LOSS
Kromodihardjo, D.J.H. (Dean) (1086) Sunday 4 May 2025 DRAW
Dusek, F. (Filip) (1084) Sunday 4 May 2025 LOSS
Bogers, L.H.M. (Lexi) (957) Sunday 4 May 2025 LOSS
Malhan, K. (Kiyaan) (1369) Sunday 4 May 2025 LOSS
Ganeshram, N. (Niranjana) (1710) Sunday 4 May 2025 LOSS