Format
OG
Osio, Guido
🇨🇭INACTIVEFIDE 1343319· Male· Switzerland· Born in 1943
Follow Guido OsioTrack his monthly FIDE ratings, games, tournaments and more.
Guido Osio, a 83-year-old Swiss player, is rated 1836 — his current career high. He plays around 1 rated game per year. Recent appearances: SMM 2025 2. Liga round 6 and SMM 2025 2. Liga round 4.
Current rating
1836
Standard
Rpd—·Blz—
All-time high
1836
at best
Feb 2026 · age 83
Feb 2026 · age 83
Activity
—
classical only
Signature stat
#65,404
#65,404 · players worldwide · of 216,808
Career timeline
4 entries2026
Crossed 1800
at age 83
Feb 2026
Crossed 1600
at age 83
Feb 2026
All-time peak 1836
at age 83
Feb 2026
First FIDE rating
1836 · at age 83
Feb 2026
Standard rating history
Last 12 months — activity & highlights
Evolution
0
1836 → 1836
Tournaments
2
2 games
Score
0/ 20.0%
0W0D2L
Top wins
No standard wins or draws in the last 12 months.
Top losses
No noteworthy losses.
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Aug 2025 | 0/1 | #231 | 1192 | 0.0 |
Team | May 2025 | 0/1 | #201 | 1045 | 0.0 |