Format
DT
Dumoulin, Thomas
🇨🇭FIDE 1358308· Male· Switzerland· Born in 2007
Follow Thomas DumoulinTrack his monthly FIDE ratings, games, tournaments and more.
Thomas Dumoulin, a 19-year-old Swiss player, is rated 1643 — just 2 short of his peak of 1645 (Feb 2026, age 19). He plays occasionally (2 games in the last 12 months). Recent appearances: SGM 2025-2026 (all leagues) Round 5-6 and SGM 2025-2026 (all leagues) Round 4. Also played 2 rapid events (including 33. Tournoi Echecs Martigny) recently.
At junior level, he reached #79 nationally in U20.
Current rating
1643
Standard
Rpd1673·Blz—
All-time high
1645
−2 pts below
Feb 2026 · age 19
Feb 2026 · age 19
Activity
2
games / yr avg.
2 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#130,264
#130,264 · players worldwide · of 216,808
Career timeline
6 entries2026
79th Swiss U20 player
at age 19 · rated 1643
May 2026
Crossed 1600
at age 19
Feb 2026
Crossed 1500
at age 19
Feb 2026
Crossed 1400
at age 19
Feb 2026
All-time peak 1645
at age 19 · −2 from today
Feb 2026
First FIDE rating
1645 · at age 19
Feb 2026
Standard rating history
Last 12 months — activity & highlights
Evolution
—
Tournaments
2
2 games
Score
0/ 20.0%
0W0D2L
Top wins
No standard wins or draws in the last 12 months.
Top 2 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Feb 2026 | 0/1 | #1564 | 1287 | -1.6 |
Team | Jan 2026 | 0/1 | #947 | 897 | -18.0 |
Rankings
/
Switzerland
#2,377
out of 3,418 players
Europe
#89,122
in continent
World
#130,258
out of 400,000+
National ranking
Europe & World
Europe
World
Switzerland
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Europe
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World
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