Format
CJ
Cejka, Jan
🇨🇿FIDE 23750049· Male· Czech Republic· Born in 2004
Follow Jan CejkaTrack his monthly FIDE ratings, games, tournaments and more.
Jan Cejka, a 22-year-old Czech player, is rated 1731. He plays occasionally (5 games in the last 12 months) and took a 22-month break between Sep 2022 and Aug 2024. Recent appearance: CZECH OPEN 2025 - E - 4-member team tournament. His peak of 1803 was reached at age 20 (Mar 2024).
At junior level, he reached #94 and #86 nationally in U20 and U18.
Current rating
1731
Standard
Rpd1729·Blz1743
All-time high
1803
−72 pts below
Mar 2024 · age 20
Mar 2024 · age 20
Activity
3
games / yr avg.
5 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#99,142
#99,142 · players worldwide · of 218,279
Career timeline
9 entries2025
K-factor lowered to 20
at age 21
Aug 2025
2024
Best 12-month gain (+106 Elo)
1672 → 1778
Aug 2024
Crossed 1800
at age 20
Mar 2024
All-time peak 1803
at age 20 · −72 from today
Mar 2024
2023
94th Czech U20 player
at age 19 · rated 1672
Jan 2023
2022
Inactive for 22 months
paused at 1672 → returned at 1778
Sep 2022
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
FIDE recal.
Activity & highlights
Top opponent
Evolution
-47
1778 → 1731
Tournaments
1
5 games
Score
1/ 520.0%
0W2D3L
Top 1 win
Top 3 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Jul 2025 | 1/5 | #696 | 1595 | -46.8 |
Rankings
/
Czech Republic
#3,853
out of 6,361 players
Europe
#70,359
in continent
World
#99,140
out of 400,000+
National ranking
Europe & World
Europe
World
Czech Republic
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