Format
JR
Jun, Rudolf
FM🇨🇿FIDE 376612· Male· Czech Republic· Born in 2005
Follow Rudolf JunTrack his monthly FIDE ratings, games, tournaments and more.
Rudolf Jun, a 21-year-old Czech FIDE Master, is rated 2311 — just 10 short of his peak of 2321 (Nov 2025, age 20) and sitting in the top 2% of Czech players, and in the top 2% worldwide. He is progressing steadily with +69 Elo over the past 12 months. 86 rated games in the past year (≈85/year long-term). Recent standard appearances include 1. liga zapad 2025-2026 r11, O pohar Mistra Jana 2026 - A, and 2. liga D 2025-2026 r10-11. Also played 5 rapid (including CZECH OPEN 2025 - G1 - rapid tournament) and 6 blitz events (including Mistrovstvi CR v blesku 2025 - open) recently. He reached Czech #87 in Nov 2025.
Awarded FM in 2024 (age 19). At junior level, he reached World #75 in U14 and #8, #8, #8, #4 and #8 nationally in U20, U18, U16, U12 and U10.
Current rating
2311
Standard
Rpd2231·Blz2246
All-time high
2321
−10 pts below
Nov 2025 · age 20
Nov 2025 · age 20
Activity
94
games / yr avg. · ≈8/mo
86 past 12 mo · ≈7/mo
classical only
Very active
classical only
Very active
Signature stat
Top 2%
#98 · Czech players · of 5,624
Career timeline
29 entries2026
Re-crossed 2300
at age 21
May 2026
1,000 career games
at age 21
Apr 2026
2025
Peak Czech rank: #87
at age 20 · rated 2321
Nov 2025
8th Czech U20 player
at age 20 · rated 2321
Nov 2025
All-time peak 2321
at age 20 · −10 from today
Nov 2025
Crossed 2300
at age 20
Oct 2025
Standard rating history
Activity & highlights
Evolution
+32
2279 → 2311
Tournaments
20
84 games
Score
52.5/ 8462.5%
44W28D12L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
16 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Apr 2026 | 1/1 | #14 | 3057 | +9.0 |
Swiss | Apr 2026 | 6/7 | #1 | 2363 | +10.4 |
Team | Mar 2026 | 1.5/2 | #6 | 2431 | +6.2 |
Team | Mar 2026 | 0.5/1 | #59 | 2360 | +1.6 |
Open Swiss | Feb 2026 | 5/9 | #110 | 2216 | -20.8 |
Team | Feb 2026 | 0.5/2 | #77 | 2086 | -12.2 |
Team | Feb 2026 | 1/2 | #28 | 2379 | +3.4 |
Team | Jan 2026 | 1/2 | #39 | 2213 | -5.2 |
Team | Jan 2026 | 1/1 | #39 | 2985 | +6.6 |
Team | Dec 2025 | 0/1 | #92 | 1617 | -7.4 |
Worst Elo result: PRAGUE INTERNATIONAL CHESS FESTIVAL 2026 - D FIDE open (-20.8 Elo, finished #110).
Most-Played Opponents
vsAdam Josef Ret
🇨🇿CZE·2117
+6 −0 =6
12 games·last met Dec 2025
View head-to-head →
vsPetr WalekFM
🇨🇿CZE·2311
+4 −5 =1
10 games·last met Feb 2026
View head-to-head →
vsPetr MachCM
🇨🇿CZE·2124
+4 −1 =5
10 games·last met Sep 2025
View head-to-head →
vsVlastimil BabulaFM
🇨🇿CZE·2376
+0 −5 =5
10 games·last met Jul 2025
View head-to-head →
vsMichal JaresFM
🇨🇿CZE·2310
+2 −3 =5
10 games·last met Mar 2024
View head-to-head →
Rankings
/
Czech Republic
#98
out of 6,368 players
Europe
#2,467
in continent
World
#3,746
out of 400,000+
National ranking
Europe & World
Europe
World
Czech Republic
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