Format
TK
Tomasdottir, Katrin Osk
🇮🇸FIDE 2331560· Female· Iceland· Born in 2014
Follow Katrin Osk TomasdottirTrack her monthly FIDE ratings, games, tournaments and more.
Katrin Osk Tomasdottir, a 12-year-old Icelandic player, is rated 1524. She is on a steady climb with +31 Elo over the past 12 months. 59 rated games in the past year (≈49/year long-term). Recent standard appearances include Fridrikssyrpa TR V 2025-26, Nordic girls chess championship 2026 C, and Fridrikssyrpa IIII 2025-26. Also played 18 rapid (including World Schools Team Championship 2025) and 36 blitz events (including Harpa Blitz 2026) recently. Her peak of 1617 was reached at age 10 (Dec 2024).
At junior level, she reached #4 and #3 nationally in U12 and U10.
Current rating
1524
Standard
Rpd1522·Blz1604
All-time high
1617
−93 pts below
Dec 2024 · age 10
Dec 2024 · age 10
Activity
56
games / yr avg. · ≈5/mo
59 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
#176,408
#176,408 · players worldwide · of 218,279
Career timeline
10 entries2026
Re-crossed 1500
at age 12
May 2026
2025
Re-crossed 1500
at age 11
Aug 2025
4th Icelandic U12 player
at age 11 · rated 1611
Feb 2025
2024
3rd Icelandic U10 player
at age 10 · rated 1617
Dec 2024
Best 12-month gain (+185 Elo)
1432 → 1617
Dec 2024
Crossed 1600
at age 10
Dec 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
+65
1459 → 1524
Tournaments
17
108 games
Score
57.5/ 10853.2%
59W9D40L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
5 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 5/4 | #8 | 2400 | +20.0 |
Swiss | Apr 2026 | 2.5/5 | #8 | 1607 | +40.8 |
Swiss | Apr 2026 | 5.5/4 | #2 | 2365 | +64.4 |
Open Swiss | Mar 2026 | 3/6 | #405 | 1698 | -46.0 |
Swiss | Feb 2026 | 5.5/2 | #20 | 2378 | -4.0 |
Most-Played Opponents
vsAnh Hai Tran
🇮🇸ISL·1783
+8 −10 =1
19 games·last met Oct 2026
View head-to-head →
vsDagur Sverrisson
🇮🇸ISL·1608
+5 −9 =3
17 games·last met Jun 2026
View head-to-head →
vsGunnar Thor Thorhallsson
🇮🇸ISL·1499
+15 −2 =0
17 games·last met Apr 2026
View head-to-head →
vsEmilia Klara Tomasdottir
🇮🇸ISL·1405
+15 −1 =0
16 games·last met May 2026
View head-to-head →
vsPetur Ulfar Ernisson
🇮🇸ISL·1815
+0 −16 =0
16 games·last met May 2026
View head-to-head →
Rankings
/
Iceland
#402
out of 643 players
Europe
#112,912
in continent
World
#176,369
out of 400,000+
National ranking
Europe & World
Europe
World
Iceland
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| 2 | 🇮🇸Follow Hedinn SteingrimssonTrack their monthly FIDE ratings, games, tournaments and more. | 2,502 |
| 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 |
| ... | ||
| 402 | 1,524 | |
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 |
| 7 | 🇳🇱Follow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 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 |
| ... | ||
| 112912 | 1,524 | |
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 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 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 |
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| ... | ||
| 176369 | 1,524 | |