Format
KO
Katsiolis, Orestis
🇬🇷FIDE 42168023· Male· Greece· Born in 2015
Follow Orestis KatsiolisTrack his monthly FIDE ratings, games, tournaments and more.
Orestis Katsiolis, a 11-year-old Greek player, is rated 1565. He is on a breakout run, having gained +152 Elo over the past 12 months. 17 rated games in the past year (≈11/year long-term). Recent appearances: 2026 National Youth Champiosnhips Finals - open U12 and 2025 National Youth Championships - open U10. He took a 12-month break between Jul 2024 and Aug 2025. His peak of 1598 was reached at age 10 (Aug 2025).
At junior level, he reached #37 and #16 nationally in U12 and U10.
Current rating
1565
Standard
Rpd1436·Blz1441
All-time high
1598
−33 pts below
Aug 2025 · age 10
Aug 2025 · age 10
Activity
14
games / yr avg. · ≈1/mo
17 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#160,479
#160,479 · players worldwide · of 218,279
Career timeline
9 entries2026
37th Greek U12 player
at age 11 · rated 1572
Jan 2026
2025
16th Greek U10 player
at age 10 · rated 1598
Aug 2025
Best 12-month gain (+185 Elo)
1413 → 1598
Aug 2025
Crossed 1500
at age 10
Aug 2025
All-time peak 1598
at age 10 · −33 from today
Aug 2025
2024
Crossed 1400
at age 9
Jul 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
Activity & highlights
Top opponent
Evolution
—
Tournaments
2
18 games
Score
10/ 1855.6%
6W8D4L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Apr 2026 | 5/9 | #18 | 1553 | -2.0 |
Swiss | Jul 2025 | 5/7 | #19 | 1505 | 0.0 |
Rankings
/
Greece
#2,106
out of 3,681 players
Europe
#105,313
in continent
World
#160,462
out of 400,000+
National ranking
Europe & World
Europe
World
Greece
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Europe
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| 105313 | 1,565 | |
World
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| 160462 | 1,565 | |