Format
DP
Dumoulin, Peissone
🇹🇭FIDE 6223303· Male· Thailand· Born in 2001
Follow Peissone DumoulinTrack his monthly FIDE ratings, games, tournaments and more.
Peissone Dumoulin, a 25-year-old player, is rated 1546. He has slipped back 108 Elo over the past 12 months. 33 rated games in the past year (≈22/year long-term). Recent standard appearances include 49th Thailand Chess Championship 2026 - Open, Red Knight Chess Club Invitational End of Year Tournament, and 2nd The Rooky Mini-Open 2025 - Standard Challenger. Also played 12 rapid (including Red Knight Chess Cafe Anniversary Rapid Championship 2025) and 9 blitz events (including BCC FIDE Blitz July 2025) recently. His peak of 1654 was reached at age 24 (Oct 2025, #59 nationally at the time).
Current rating
1546
Standard
Rpd1557·Blz1482
All-time high
1654
−108 pts below
Oct 2025 · age 24
Oct 2025 · age 24
Activity
21
games / yr avg. · ≈2/mo
33 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#166,930
#166,930 · players worldwide · of 216,808
Career timeline
7 entries2026
K-factor lowered to 20
at age 25
May 2026
2025
Peak national rank: #59
at age 24 · rated 1654
Oct 2025
Crossed 1600
at age 24
Oct 2025
Crossed 1500
at age 24
Oct 2025
Crossed 1400
at age 24
Oct 2025
All-time peak 1654
at age 24 · −108 from today
Oct 2025
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
—
Tournaments
5
34 games
Score
16/ 3447.1%
11W10D13L
Top 3 wins
1.[W]vsPakornnarong Liukasemsarn1,734·Red Knight Chess Club Invitational End of Year Tournament·R6·+30.6
2.[W]vsChanaradee Olankittikul1,663·Red Knight Chess Club Invitational End of Year Tournament·R3·+27.3
Top 3 losses
Last 12 months — tournaments
5 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 4/6 | #33 | 1859 | +24.4 |
Round-Robin | Dec 2025 | 3.5/8 | #5 | 1558 | -76.0 |
Open Swiss | Oct 2025 | 3.5/5 | #9 | 1707 | -24.4 |
Swiss | Oct 2025 | 2.5/5 | #6 | 1705 | -30.4 |
Swiss | Sep 2025 | 2.5/3 | #11 | 1634 | 0.0 |
Worst Elo result: Red Knight Chess Club Invitational End of Year Tournament (-76.0 Elo, finished #5).
Rankings
/
Thailand
#135
out of 391 players
Asia-Pacific
#30,420
in continent
World
#166,904
out of 400,000+
National ranking
Europe & World
Europe
World
Thailand
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| 6 | 🇹🇭Follow Tupfah KhumnorkaewTrack their monthly FIDE ratings, games, tournaments and more. | 2,038 |
| 7 | 🇹🇭Follow Apichit BuakirdTrack their monthly FIDE ratings, games, tournaments and more. | 2,033 |
| 8 | 🇹🇭Follow Wisuwat TeerapabpaisitTrack their monthly FIDE ratings, games, tournaments and more. | 2,024 |
| 9 | 🇹🇭Follow Atippat PornariyasombatTrack their monthly FIDE ratings, games, tournaments and more. | 1,984 |
| 10 | 🇹🇭Follow Sarocha ChuemsakulTrack her monthly FIDE ratings, games, tournaments and more. | 1,965 |
| ... | ||
| 135 | 1,546 | |
Asia-Pacific
| 1 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 2 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 3 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,751 |
| 5 | 🇮🇳Follow Viswanathan AnandTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇨🇳Follow Liren DingTrack their monthly FIDE ratings, games, tournaments and more. | 2,738 |
| 7 | 🇮🇳Follow Praggnanandhaa RTrack their monthly FIDE ratings, games, tournaments and more. | 2,733 |
| 8 | 🇮🇳Follow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 9 | 🇻🇳Follow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more. | 2,731 |
| 10 | 🇷🇺Follow Ian NepomniachtchiTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
| ... | ||
| 30420 | 1,546 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 166904 | 1,546 | |