Format
OO
O`sullivan, Oisin
🇮🇪FIDE 2518082· Male· Ireland· Born in 2000
Oisin O`Sullivan, a 26-year-old Irish player. currently rated 1705 in Standard, career peak of 1709 (Jan 2026).
Current rating
1705
Standard
Rpd1767·Blz1792
All-time high
1709
−4 pts below
Jan 2026 · age 26
Jan 2026 · age 26
Activity
13
games / yr avg. · ≈1/mo
16 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#577
in Ireland · of 942
Career timeline
6 entries2026
All-time peak 1709
at age 26 · −4 from today
Jan 2026
2024
Best 12-month gain (+317 Elo)
1365 → 1682
Dec 2024
Crossed 1600
at age 24
Mar 2024
Crossed 1500
at age 24
Mar 2024
Crossed 1400
at age 24
Mar 2024
2023
First FIDE rating
1393 · at age 23
Mar 2023
Recent Results (last 12 months)
Evolution
+8
1697 → 1705
Standard rating history
Rankings
/
Ireland
#577
out of 1,233 players
Europe
#78,766
in continent
World
#108,731
out of 400,000+
National ranking
Europe & World
Europe
World
Ireland
Europe
World
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