Format
HI
Hajdu, Istvan
🇭🇺FIDE 736562· Male· Hungary· Born in 1959
Follow Istvan HajduTrack his monthly FIDE ratings, games, tournaments and more.
Istvan Hajdu, a 67-year-old Hungarian player, is rated 1817. He has held steady between 1800 and 1850 for 2 years. 10 rated games in the past year (≈5/year long-term). Recent appearance: HUN Team Ch. Szechenyi Memorial Group 2025-26 R 10. He had 2 career breaks: 13 months (2011–2012) and 18 months (2014–2015). His peak of 1944 was reached at age 52 (Jul 2011).
Current rating
1817
Standard
Rpd1754·Blz1879
All-time high
1944
−127 pts below
Jul 2011 · age 52
Jul 2011 · age 52
Activity
12
games / yr avg. · ≈1/mo
9 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#71,063
#71,063 · players worldwide · of 218,279
Career timeline
10 entries2025
Best 12-month gain (+90 Elo)
1739 → 1829
Jan 2025
2024
Re-crossed 1800
at age 65
Mar 2024
2023
Re-crossed 1800
at age 64
Apr 2023
2016
K-factor lowered to 20
at age 57
Dec 2016
2014
Inactive for 18 months
paused at 1895 → returned at 1897
Apr 2014
2011
Crossed 1800
at age 52
Jul 2011
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
+3
1814 → 1817
Tournaments
9
9 games
Score
3.5/ 938.9%
0W7D2L
Top 3 wins
Top 2 losses
Last 12 months — tournaments
9 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Apr 2026 | 0.5/1 | #62 | 1888 | +2.0 |
Team | Mar 2026 | 0.5/1 | #65 | 1931 | +3.4 |
Team | Mar 2026 | 0.5/1 | #62 | 2009 | +5.2 |
Team | Feb 2026 | 0/1 | #131 | 1232 | -4.4 |
Team | Dec 2025 | 0.5/1 | #42 | 1844 | +0.8 |
Team | Nov 2025 | 0.5/1 | #38 | 1694 | -3.2 |
Team | Nov 2025 | 0.5/1 | #39 | 1963 | +4.2 |
Team | Oct 2025 | 0/1 | #102 | 1141 | -6.6 |
Team | Sep 2025 | 0.5/1 | #49 | 1902 | +2.4 |
Hot streak: 3 tournaments without losing Elo.
Rankings
/
Hungary
#1,676
out of 3,402 players
Europe
#51,624
in continent
World
#71,062
out of 400,000+
National ranking
Europe & World
Europe
World
Hungary
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