Format
HJ
Hafthorsson, Jon Ulfur
🇮🇸FIDE 2323206· Male· Iceland· Born in 2002
Follow Jon Ulfur HafthorssonTrack his monthly FIDE ratings, games, tournaments and more.
Jon Ulfur Hafthorsson, a 24-year-old Icelandic player, is rated 1935 — his current career high. He is on a steady climb with +62 Elo over the past 12 months. 42 rated games in the past year (≈46/year long-term). Recent standard appearances include Wasa Varturnering 2026 r7, Allsvenskan 2025-2026: III:2 r7, and Sthlm Lag-DM 2025-2026 div 4 r5. Also played 1 rapid (including Jonkoping Chess Festival 2025 Rapid) and 4 blitz events (including Le Kock motarodin - November 2025) recently.
At junior level, he reached #12 nationally in U20.
Current rating
1935
Standard
Rpd1607·Blz1734
All-time high
1935
at best
May 2026 · age 24
May 2026 · age 24
Activity
43
games / yr avg. · ≈4/mo
42 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#39,871
#39,871 · players worldwide · of 218,279
Career timeline
9 entries2026
34th Icelandic 20-35 player
at age 24 · rated 1935
Jun 2026
All-time peak 1935
at age 24
May 2026
2025
6-month rising streak
+65 Elo
May 2025
Best 12-month gain (+305 Elo)
1531 → 1836
Jan 2025
2024
Crossed 1800
at age 22
Nov 2024
2023
100 career games
at age 21
Aug 2023
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Evolution
+62
1873 → 1935
Tournaments
22
43 games
Score
26.5/ 4361.6%
21W11D11L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
18 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Apr 2026 | 2/2 | #2 | 2754 | +22.4 |
Swiss | Mar 2026 | 1/1 | #7 | 2590 | +7.2 |
Team | Mar 2026 | 0.5/1 | #30 | 1786 | -3.2 |
Swiss | Feb 2026 | 1/1 | #4 | 2485 | +5.0 |
Team | Feb 2026 | 1/1 | #7 | 2676 | +9.4 |
Team | Feb 2026 | 0/1 | #44 | 1188 | -7.2 |
Team | Feb 2026 | 0.5/1 | #45 | 1949 | +2.0 |
Swiss | Jan 2026 | 1/1 | #11 | 2319 | +2.0 |
Team | Jan 2026 | 1/1 | #16 | — | +7.2 |
Team | Jan 2026 | 1/1 | #2 | 2618 | +8.2 |
Most-Played Opponents
vsOliver Wedenberg
🇸🇪SWE·2056
+17 −36 =2
55 games·last met Sep 2025
View head-to-head →
vsAnton FrankCM
🇸🇪SWE·2213
+2 −26 =0
28 games·last met Oct 2025
View head-to-head →
vsSixten Strand
🇸🇪SWE·2115
+4 −16 =8
28 games·last met Oct 2025
View head-to-head →
vsHenry Bjarnegard
🇸🇪SWE·1884
+9 −13 =2
24 games·last met Oct 2025
View head-to-head →
vsWalter Wingh
🇸🇪SWE·1706
+18 −3 =2
23 games·last met Dec 2024
View head-to-head →
Rankings
/
Iceland
#143
out of 643 players
Europe
#29,443
in continent
World
#39,870
out of 400,000+
National ranking
Europe & World
Europe
World
Iceland
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| 3 | 🇮🇸Follow Johann HjartarsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,467 |
| 4 | 🇮🇸Follow Henrik DanielsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,466 |
| 5 | 🇮🇸Follow Helgi OlafssonTrack their monthly FIDE ratings, games, tournaments and more. | 2,447 |
| 6 | 🇮🇸Follow Helgi Ass GretarssonTrack their monthly FIDE ratings, games, tournaments and more. | 2,420 |
| 7 | 🇮🇸Follow Hannes StefanssonTrack their monthly FIDE ratings, games, tournaments and more. | 2,419 |
| 8 | 🇮🇸Follow Jon Viktor GunnarssonTrack their monthly FIDE ratings, games, tournaments and more. | 2,414 |
| 9 | 🇮🇸Follow Karl ThorsteinsTrack their monthly FIDE ratings, games, tournaments and more. | 2,407 |
| 10 | 🇮🇸Follow Jon L ArnasonTrack their monthly FIDE ratings, games, tournaments and more. | 2,404 |
| ... | ||
| 143 | 1,935 | |
Europe
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 4 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,744 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
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| 8 | 🇫🇷Follow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more. | 2,721 |
| 9 | 🇦🇿Follow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,717 |
| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,713 |
| ... | ||
| 29443 | 1,935 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
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| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 39870 | 1,935 | |