Format
KS
Karlsson, Stefan 2005
🇸🇪FIDE 1771183· Male· Sweden· Born in 2005
Follow Stefan 2005 KarlssonTrack his monthly FIDE ratings, games, tournaments and more.
Stefan 2005 Karlsson, a 21-year-old Swedish player, is rated 2088 and sitting in the top 8% of players worldwide. He has slipped back 38 Elo over the past 12 months. 65 rated games in the past year (≈67/year long-term). Recent standard appearances include Paskturneringen 2026 std, Majorna Varturnering 2026 R456, and Allsvenskan 2025-2026 Superettan r7-9. Also played 3 rapid (including Avenyn Open 2025 rpd) and 14 blitz events (including JSCA Rilton Blitz 2026) recently. His peak of 2127 was reached at age 20 (Jul 2025).
At junior level, he reached #12 and #14 nationally in U20 and U18.
Current rating
2088
Standard
Rpd2010·Blz2122
All-time high
2127
−39 pts below
Jul 2025 · age 20
Jul 2025 · age 20
Activity
65
games / yr avg. · ≈5/mo
60 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
Top 8%
#16,556 · players worldwide · of 218,279
Career timeline
12 entries2026
54th Swedish 20-35 player
at age 21 · rated 2113
Feb 2026
Re-crossed 2100
at age 21
Feb 2026
2025
12th Swedish U20 player
at age 20 · rated 2127
Jul 2025
All-time peak 2127
at age 20 · −39 from today
Jul 2025
7-month rising streak
+97 Elo
Jul 2025
Crossed 2100
at age 20
May 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Evolution
-39
2127 → 2088
Tournaments
12
53 games
Score
25.5/ 5348.1%
20W11D22L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
11 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Round-Robin | May 2026 | 3/7 | #5 | 2036 | -12.6 |
Open Swiss | Apr 2026 | 3/6 | #70 | 2031 | -13.0 |
Swiss | Apr 2026 | 2/3 | #3 | 2130 | +2.0 |
Team | Mar 2026 | 1/3 | #67 | 1946 | -14.2 |
Swiss | Mar 2026 | 3/3 | #1 | 2688 | +13.4 |
Team | Jan 2026 | 1/1 | #52 | 2801 | +10.4 |
Open Swiss | Dec 2025 | 3/9 | #127 | 2149 | +10.4 |
Team | Dec 2025 | 1/1 | #5 | 2714 | +5.2 |
Team | Nov 2025 | 0.5/2 | #80 | 1911 | -11.6 |
Team | Nov 2025 | 3/5 | #8 | 1974 | -14.0 |
Most-Played Opponents
vsHjalmar Eldh
🇸🇪SWE·1873
+9 −9 =1
19 games·last met Feb 2023
View head-to-head →
vsLucas SandbergFM
🇸🇪SWE·2305
+5 −7 =2
14 games·last met Aug 2025
View head-to-head →
vsHamed Imani Lasaki
🇸🇪SWE·1750
+9 −5 =0
14 games·last met Jun 2025
View head-to-head →
vsAdmir Kadunic
🇸🇪SWE·1852
+6 −6 =1
13 games·last met Dec 2025
View head-to-head →
vsMartin Bergdahl
🇸🇪SWE·2004
+9 −4 =0
13 games·last met Sep 2025
View head-to-head →
Rankings
/
Sweden
#340
out of 3,410 players
Europe
#12,045
in continent
World
#16,556
out of 400,000+
National ranking
Europe & World
Europe
World
Sweden
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| ... | ||
| 340 | 2,088 | |
Europe
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| ... | ||
| 12045 | 2,088 | |
World
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| ... | ||
| 16556 | 2,088 | |