Format
DJ
Dedek, Jan
🇨🇿FIDE 23719907· Male· Czech Republic· Born in 2006
Follow Jan DedekTrack his monthly FIDE ratings, games, tournaments and more.
Jan Dedek, a 20-year-old Czech player, is rated 2152 — just 3 short of his peak of 2155 (Mar 2026, age 20) and sitting in the top 5% of players worldwide. He is progressing steadily with +52 Elo over the past 12 months. 21 rated games in the past year (≈34/year long-term). Recent standard appearances include KHSS - Krajsky prebor 2025-2026 r11, 2. liga D 2025-2026 r10-11, and 2. liga C 2025-2026 r6-7.
At junior level, he reached #20, #28, #18, #35 and #14 nationally in U20, U18, U16, U14 and U12.
Current rating
2152
Standard
Rpd—·Blz1915
All-time high
2155
−3 pts below
Mar 2026 · age 20
Mar 2026 · age 20
Activity
26
games / yr avg. · ≈2/mo
21 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
Top 5%
#11,116 · players worldwide · of 218,279
Career timeline
13 entries2026
20th Czech U20 player
at age 20 · rated 2155
Mar 2026
All-time peak 2155
at age 20 · −3 from today
Mar 2026
6-month rising streak
+55 Elo
Mar 2026
2025
Crossed 2100
at age 19
Jan 2025
K-factor lowered to 20
at age 19
Jan 2025
2024
28th Czech U18 player
at age 18 · rated 2052
Apr 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
Activity & highlights
Evolution
+52
2100 → 2152
Tournaments
15
21 games
Score
17/ 2181.0%
17W0D4L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
15 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Apr 2026 | 1/1 | #13 | 2776 | +5.6 |
Team | Mar 2026 | 1/2 | #48 | 1930 | -11.0 |
Team | Mar 2026 | 1/1 | #23 | 2307 | +1.6 |
Team | Feb 2026 | 2/2 | #7 | 2670 | +7.0 |
Team | Feb 2026 | 1/1 | #23 | 2647 | +3.0 |
Team | Jan 2026 | 1/2 | #37 | 2182 | +2.8 |
Team | Jan 2026 | 2/2 | #1 | 2792 | +12.6 |
Team | Dec 2025 | 1/1 | #1 | 2789 | +6.4 |
Team | Nov 2025 | 1/1 | #18 | 2784 | +6.6 |
Team | Nov 2025 | 0/1 | #124 | 1405 | -7.4 |
Rankings
/
Czech Republic
#333
out of 6,361 players
Europe
#7,964
in continent
World
#11,116
out of 400,000+
National ranking
Europe & World
Europe
World
Czech Republic
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