Format
KS
Kalliantasis, Serafeim
🇬🇷FIDE 25899201· Male· Greece· Born in 2006
Follow Serafeim KalliantasisTrack his monthly FIDE ratings, games, tournaments and more.
Serafeim Kalliantasis, a 20-year-old Greek player, is rated 1756 — just 1 short of his peak of 1757 (Mar 2026, age 20). He is on a steady climb with +34 Elo over the past 12 months. 17 rated games in the past year (≈12/year long-term). Recent standard appearances include 9th International Chess Open Tournament Vardaris 2026 A, 10th open Korinthou SAK Argonaftis, and Attica Team Cup Spyros Bikos 2025. Also played 2 rapid events (including Castle chess tournament 2025 Rapid) recently.
At junior level, he reached #73 and #77 nationally in U20 and U18.
Current rating
1756
Standard
Rpd1730·Blz1616
All-time high
1757
−1 pts below
Mar 2026 · age 20
Mar 2026 · age 20
Activity
21
games / yr avg. · ≈2/mo
17 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#90,558
#90,558 · players worldwide · of 218,279
Career timeline
9 entries2026
73rd Greek U20 player
at age 20 · rated 1756
May 2026
All-time peak 1757
at age 20 · −1 from today
Mar 2026
2025
Best 12-month gain (+498 Elo)
1231 → 1729
Jan 2025
K-factor lowered to 20
at age 19
Jan 2025
2024
77th Greek U18 player
at age 18 · rated 1665
Aug 2024
Crossed 1600
at age 18
Jun 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
+32
1724 → 1756
Tournaments
3
19 games
Score
10/ 1952.6%
8W4D7L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 1.5/6 | #157 | 1787 | +2.4 |
Swiss | Dec 2025 | 3/5 | #29 | 1912 | -0.6 |
Team | Nov 2025 | 5.5/6 | #14 | 2145 | +31.8 |
Most-Played Opponents
vsSpyridon Zervas
🇬🇷GRE·1493
+8 −1 =2
11 games·last met Jan 2025
View head-to-head →
vsAnastasios Lekkas
🇬🇷GRE·1971
+0 −7 =2
9 games·last met Mar 2024
View head-to-head →
vsGeorgios Kostaras
🇬🇷GRE·1519
+4 −2 =1
7 games·last met Dec 2025
View head-to-head →
vsPanagiotis Charalampos Angelopoulos
🇬🇷GRE·1662
+3 −2 =2
7 games·last met Jan 2024
View head-to-head →
vsDimitris Ilie
🇬🇷GRE·1428
+6 −1 =0
7 games·last met Jan 2024
View head-to-head →
Rankings
/
Greece
#1,097
out of 3,681 players
Europe
#64,813
in continent
World
#90,556
out of 400,000+
National ranking
Europe & World
Europe
World
Greece
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| ... | ||
| 1097 | 1,756 | |
Europe
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| 64813 | 1,756 | |
World
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| ... | ||
| 90556 | 1,756 | |