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MO

McDonnell, Oisin

🇮🇪

FIDEFIDE 2523400· Male· Ireland· Born in 2001

Follow Oisin McDonnellTrack his monthly FIDE ratings, games, tournaments and more.

Oisin Mcdonnell, a 25-year-old Irish player, is rated 1507. He has slipped back 37 Elo over the past 12 months. 10 rated games in the past year (≈9/year long-term). Recent standard appearances include LCU Heidenfeld Trophy 2025-2026 Rounds 7-8, Williamson Shield 2026, and LCU O'Hanlon Cup 2025-2026 Rounds 1-2. Also played 1 rapid event (including Longford Rapid Open 2026) recently. His peak of 1596 was reached at age 23 (Jun 2024).

Current rating

1507

Standard

Rpd1579·Blz—

All-time high

1596

−89 pts below
Jun 2024 · age 23

Activity

8

games / yr avg. · ≈1/mo

7 past 12 mo · ≈1/mo
classical only
Occasional

Signature stat

#183,058

#183,058 · players worldwide · of 218,279

Career timeline

5 entries
2024
Crossed 1500
at age 23
Jun 2024
Crossed 1400
at age 23
Jun 2024
Crossed 1200
at age 23
Jun 2024
All-time peak 1596
at age 23 · −89 from today
Jun 2024
First FIDE rating
1596 · at age 23
Jun 2024

Standard rating history

Peak
FIDE title
Threshold
First rated

Activity & highlights

Evolution
-37
1544 → 1507
Tournaments
4
10 games
Score
2/ 1020.0%
2W0D8L
Top wins
No noteworthy wins (no Elo gained on any game).
Top 3 losses
1.[L]vsNikolai Dimitrov1,539·Williamson Shield 2026·R3·-18.3
2.[L]vsDavid Blair1,605·Williamson Shield 2026·R5·-14.7
3.[L]vsJames Wong1,716·Williamson Shield 2026·R2·-9.4

Last 12 months — tournaments

4 events
EventDateScoreRankPerfΔ Elo
LCU Heidenfeld Trophy 2025-2026 Rounds 7-8
Team
Feb 20260/1#88—-3.2
Williamson Shield 2026
Open Swiss
Jan 20261/4#341478-59.2
LCU O'Hanlon Cup 2025-2026 Rounds 1-2
Team
Sep 20251/1#29—+32.8
LCU Heidenfeld Trophy 2025-2026 Rounds 1-2
Team
Sep 20250/1#102—-7.6
Worst Elo result: Williamson Shield 2026 (-59.2 Elo, finished #34).

Rankings

/
Ireland
#895
out of 1,228 players
Europe
#115,947
in continent
World
#183,009
out of 400,000+

National ranking

Europe & World

Europe
World
Ireland
1
🇮🇪Collins, Sam E.Follow Sam E. CollinsTrack their monthly FIDE ratings, games, tournaments and more.
2,462
2
🇮🇪Kanyamarala, TarunFollow Tarun KanyamaralaTrack their monthly FIDE ratings, games, tournaments and more.
2,426
3
🇮🇪O`Gorman, TomFollow Tom O`GormanTrack their monthly FIDE ratings, games, tournaments and more.
2,385
4
🇮🇪Jessel, StephenFollow Stephen JesselTrack their monthly FIDE ratings, games, tournaments and more.
2,357
5
🇮🇪Quinn, MarkFollow Mark QuinnTrack their monthly FIDE ratings, games, tournaments and more.
2,354
6
🇮🇪Baburin, AlexanderFollow Alexander BaburinTrack their monthly FIDE ratings, games, tournaments and more.
2,344
7
🇮🇪Collins, AdamFollow Adam CollinsTrack their monthly FIDE ratings, games, tournaments and more.
2,338
8
🇮🇪Fitzsimons, DavidFollow David FitzsimonsTrack their monthly FIDE ratings, games, tournaments and more.
2,307
9
🇮🇪Tureshbayev, AnuarFollow Anuar TureshbayevTrack their monthly FIDE ratings, games, tournaments and more.
2,304
10
🇮🇪Venkatesan, KavinFollow Kavin VenkatesanTrack their monthly FIDE ratings, games, tournaments and more.
2,297
...
895🇮🇪McDonnell, Oisin1,507
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
4
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
7
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,728
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
9
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,713
...
115947🇮🇪McDonnell, Oisin1,507
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
183009🇮🇪McDonnell, Oisin1,507