Format
JZ
Jarnjak, Zlatko
🇭🇷FIDE 79305938· Male· Croatia· Born in 1961
Follow Zlatko JarnjakTrack his monthly FIDE ratings, games, tournaments and more.
Zlatko Jarnjak, a 65-year-old Croatian player, is rated 1831 — just 8 short of his peak of 1839 (Apr 2026, age 65). He has held steady between 1800 and 1850 for 15 months. 15 rated games in the past year (≈16/year long-term). Recent standard appearances include S: Pojedinacno seniorsko prvenstvo SK Krizevci za 2026 godinu, S: Pojedinacno seniorsko prvenstvo Koprivnicko- krizevacke zupanije za 2026-muskarci, and 3.C liga SZZ Centar 2025 4-6. Also played 5 rapid (including R: Pojedinacno veteransko prvenstvo Republike Hrvatske za 2025. godinu) and 7 blitz events (including B: Bozici sahovski turnir 2025.) recently.
Current rating
1831
Standard
Rpd1839·Blz1815
All-time high
1839
−8 pts below
Apr 2026 · age 65
Apr 2026 · age 65
Activity
14
games / yr avg. · ≈1/mo
15 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#66,894
#66,894 · players worldwide · of 218,279
Career timeline
7 entries2026
All-time peak 1839
at age 65 · −8 from today
Apr 2026
2025
Re-crossed 1800
at age 64
Apr 2025
K-factor lowered to 20
at age 64
Apr 2025
2024
Best 12-month gain (+183 Elo)
1623 → 1806
Mar 2024
Crossed 1800
at age 63
Mar 2024
2023
Crossed 1600
at age 62
Mar 2023
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Top opponent
S: Pojedinacno seniorsko prvenstvo Koprivnicko- krizevacke zupanije za 2026-muskarci · Jan 2026 · +3.7 Elo
Evolution
+8
1823 → 1831
Tournaments
4
18 games
Score
10/ 1855.6%
7W8D3L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | May 2026 | 0.5/1 | #11 | 1503 | -7.6 |
Round-Robin | Feb 2026 | 5/7 | #3 | 1986 | +21.8 |
Swiss | Jan 2026 | 3.5/6 | #5 | 1820 | +4.0 |
Team | Oct 2025 | 1/1 | #31 | 2634 | -9.6 |
Most-Played Opponents
vsPatrik Katalenic
🇭🇷CRO·1829
+4 −3 =4
11 games·last met Feb 2026
View head-to-head →
vsGordan Fucek
🇭🇷CRO·1797
+1 −4 =3
8 games·last met Apr 2026
View head-to-head →
vsGaspar Zufika Mardjetko
🇭🇷CRO·1886
+5 −1 =2
8 games·last met Jan 2026
View head-to-head →
vsLovro Kostic
🇭🇷CRO·1788
+3 −2 =3
8 games·last met Jan 2026
View head-to-head →
vsIvan Martic
🇭🇷CRO·1926
+2 −2 =3
7 games·last met Mar 2026
View head-to-head →
Rankings
/
Croatia
#1,171
out of 2,918 players
Europe
#48,761
in continent
World
#66,893
out of 400,000+
National ranking
Europe & World
Europe
World
Croatia
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Europe
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World
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