Format
KB
Koswattage, Biman
🇱🇰FIDE 29983649· Male· Sri Lanka· Born in 2014
Follow Biman KoswattageTrack his monthly FIDE ratings, games, tournaments and more.
Biman Koswattage, a 12-year-old Sri Lankan player, is rated 1911 — his current career high and ranked 4th among Sri Lankan players under 12. He is climbing fast, having gained +189 Elo over the past 12 months. 97 rated games in the past year (≈80/year long-term). Recent standard appearances include Commonwealth Chess Championship 2026 - Under 12, Sri Lanka National Chess Championships 2026 - Premier Division, and Sri Lanka Major Division Chess Championships 2026 - Western. Also played 7 rapid (including Western Asian Junior Chess Championships 2025 - Rapid) and 10 blitz events (including Asian Junior Chess Championship 2025 - Blitz) recently. He reached Sri Lankan #73 in Jun 2026.
At junior level, he reached #4, #2 and #2 nationally in U12, U10 and U8.
Current rating
1911
Standard
Rpd1859·Blz1954
All-time high
1911
at best
Jun 2026 · age 12
Jun 2026 · age 12
Activity
86
games / yr avg. · ≈7/mo
81 past 12 mo · ≈7/mo
classical only
Very active
classical only
Very active
Signature stat
#4
#4 · Sri Lankan players under 12 · of 555
Career timeline
10 entries2026
Peak Sri Lankan rank: #73
at age 12 · rated 1911
Jun 2026
4th Sri Lankan U12 player
at age 12 · rated 1911
Jun 2026
All-time peak 1911
at age 12
Jun 2026
Crossed 1800
at age 12
Feb 2026
2025
12-month rising streak
+231 Elo
Apr 2025
Best 12-month gain (+458 Elo)
1236 → 1694
Feb 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Best result
Sri Lanka National Youth Chess Championships 2025 - Under 11 Yearsperf 2384 (+547) · 7.5/7 · #16
Top opponent
Evolution
+206
1705 → 1911
Tournaments
9
78 games
Score
55.5/ 7871.2%
44W23D11L
Top 3 wins
Top 3 losses
2.[L]vsLohas Dewmina Rodrigo1,835·Sri Lanka National Youth Chess Championships 2026 - Under 12 Years·R2·-20.1
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 6.5/9 | #3 | 1951 | +41.2 |
Open Swiss | Mar 2026 | 5/9 | #78 | 1872 | -3.2 |
Open Swiss | Feb 2026 | 5.5/8 | #54 | 1884 | +23.2 |
Open Swiss | Feb 2026 | 4.5/6 | #87 | 1866 | +16.0 |
Round-Robin | Jan 2026 | 6/9 | #3 | 1858 | +37.2 |
Open Swiss | Jan 2026 | 7.5/7 | #16 | 2384 | +11.2 |
Open Swiss | Dec 2025 | 7.5/9 | #23 | 1946 | +42.4 |
Open Swiss | Oct 2025 | 6/8 | #21 | 1863 | +8.8 |
Most-Played Opponents
vsThehas Rithmitha KiringodaCM
🇱🇰SRI·2097
+3 −5 =10
18 games·last met May 2026
View head-to-head →
vsA P Chenitha Sihas Dinsara KarunasenaCM
🇱🇰SRI·2042
+1 −10 =2
13 games·last met May 2026
View head-to-head →
vsSamaraweera S M Sethika Hansira
🇱🇰SRI·1810
+4 −1 =7
12 games·last met May 2026
View head-to-head →
vsLohas Dewmina Rodrigo
🇱🇰SRI·1844
+1 −3 =2
6 games·last met May 2026
View head-to-head →
vsGunarathna UPA Jalina Basuru
🇱🇰SRI·1620
+5 −1 =0
6 games·last met May 2026
View head-to-head →
Rankings
/
Sri Lanka
#73
out of 3,598 players
Asia-Pacific
#5,372
in continent
World
#45,401
out of 400,000+
National ranking
Europe & World
Europe
World
Sri Lanka
| 1 | 🇱🇰Follow Ranindu Dilshan LiyanageTrack their monthly FIDE ratings, games, tournaments and more. | 2,439 |
| 2 | 🇱🇰Follow L M S T De SilvaTrack their monthly FIDE ratings, games, tournaments and more. | 2,382 |
| 3 | 🇱🇰Follow Devindya Oshini GunawardhanaTrack her monthly FIDE ratings, games, tournaments and more. | 2,340 |
| 3 | 🇱🇰Follow G M H ThilakarathneTrack their monthly FIDE ratings, games, tournaments and more. | 2,340 |
| 5 | 🇱🇰Follow M K A RussellTrack their monthly FIDE ratings, games, tournaments and more. | 2,195 |
| 6 | 🇱🇰Follow Vinuka Dihain WijerathnaTrack their monthly FIDE ratings, games, tournaments and more. | 2,165 |
| 7 | 🇱🇰Follow S SivathanujanTrack their monthly FIDE ratings, games, tournaments and more. | 2,148 |
| 8 | 🇱🇰Follow Dishal Nimsara WeerasekaraTrack their monthly FIDE ratings, games, tournaments and more. | 2,135 |
| 9 | 🇱🇰Follow Pesandu Rashmitha LiyanageTrack their monthly FIDE ratings, games, tournaments and more. | 2,126 |
| 10 | 🇱🇰Follow T H D Thisarindu InduwaraTrack their monthly FIDE ratings, games, tournaments and more. | 2,123 |
| ... | ||
| 73 | 1,911 | |
Asia-Pacific
| 1 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 1 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 3 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 4 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 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. | 2,735 |
| 8 | 🇷🇺Follow Ian NepomniachtchiTrack their monthly FIDE ratings, games, tournaments and more. | 2,733 |
| 9 | 🇮🇳Follow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 10 | 🇻🇳Follow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more. | 2,731 |
| ... | ||
| 5372 | 1,911 | |
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 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 45401 | 1,911 | |