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 1870 — just 4 short of his peak of 1874 (Mar 2026, age 12) and ranked 4th among Sri Lankan players under 12. He is climbing fast, having gained +166 Elo over the past 12 months. 88 rated games in the past year (≈80/year long-term). Recent standard appearances include Sri Lanka National Chess Championships 2026 - Premier Division, Sri Lanka Major Division Chess Championships 2026 - Western, and Kaluthara International Chess Festival 2026. Also played 6 rapid (including Western Asian Junior Chess Championships 2025 - Rapid) and 9 blitz events (including Asian Junior Chess Championship 2025 - Blitz) recently. He reached Sri Lankan #97 in Mar 2026.
At junior level, he reached #4, #2 and #2 nationally in U12, U10 and U8.
Current rating
1870
Standard
Rpd1823·Blz1933
All-time high
1874
−4 pts below
Mar 2026 · age 12
Mar 2026 · age 12
Activity
84
games / yr avg. · ≈7/mo
88 past 12 mo · ≈7/mo
classical only
Very active
classical only
Very active
Signature stat
#4
#4 · Sri Lankan players under 12 · of 558
Career timeline
11 entries2026
Peak Sri Lankan rank: #97
at age 12 · rated 1874
Mar 2026
4th Sri Lankan U12 player
at age 12 · rated 1874
Mar 2026
All-time peak 1874
at age 12 · −4 from today
Mar 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
Activity & highlights
Top opponent
Evolution
+148
1722 → 1870
Tournaments
10
87 games
Score
58/ 8766.7%
46W24D17L
Top 3 wins
Top 3 losses
3.[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 | 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 |
Open Swiss | Aug 2025 | 7/7 | #24 | 2437 | +34.8 |
Most-Played Opponents
vsThehas Rithmitha KiringodaCM
🇱🇰SRI·2047
+3 −4 =8
15 games·last met Feb 2026
View head-to-head →
vsA P Chenitha Sihas Dinsara KarunasenaCM
🇱🇰SRI·2076
+1 −9 =2
12 games·last met Feb 2026
View head-to-head →
vsSamaraweera S M Sethika Hansira
🇱🇰SRI·1798
+3 −1 =7
11 games·last met Jan 2026
View head-to-head →
vsChalinu Oneth Thrikawala
🇱🇰SRI·1756
+5 −0 =1
6 games·last met Feb 2026
View head-to-head →
vsH M Vihanga Madhara Herath
🇱🇰SRI·1666
+4 −0 =1
5 games·last met Jan 2026
View head-to-head →
Rankings
/
Sri Lanka
#105
out of 3,705 players
Asia-Pacific
#6,622
in continent
World
#55,828
out of 400,000+
National ranking
Europe & World
Europe
World
Sri Lanka
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| ... | ||
| 105 | 1,870 | |
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 |
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| ... | ||
| 6622 | 1,870 | |
World
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| ... | ||
| 55828 | 1,870 | |