Prepare against Isuru Alahakoon
FM · LKA · World #20,637 classical · FIDE ID 9900993
Our database contains 947 games by Isuru Alahakoon, covering Jan 2005 to Jul 2026. Below you'll find Isuru Alahakoon's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Isuru Alahakoon before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,052 | 2,188 | Sep 2014 |
| Rapid | 1,945 | 2,112 | Sep 2017 |
| Blitz | 1,998 | 2,179 | May 2015 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 947 | 387 | 81 | 479 | 40.9% |
| As White | 463 | 194 | 50 | 219 | 41.9% |
| As Black | 484 | 193 | 31 | 260 | 39.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Isuru Alahakoon's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Isuru Alahakoon's side.
First moves as White (463 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 280 | 60.5% | 37.5% |
| e4 | 91 | 19.7% | 57.7% |
| d4 | 87 | 18.8% | 66.7% |
| b3 | 3 | 0.6% | 66.7% |
| g3 | 1 | 0.2% | 100.0% |
| c4 | 1 | 0.2% | 50.0% |
Main lines as White
- 1.Nf3 — 60% of White games, 37.5% score
- …Nf6 (38% of these games) — Alahakoon usually continues d4 (37.9% score)
- …d5 (33% of these games) — Alahakoon usually continues e3 (39.5% score)
- …c5 (12% of these games) — Alahakoon usually continues c3 (28.8% score)
- 1.e4 — 20% of White games, 57.7% score
- …c5 (42% of these games) — Alahakoon usually continues Nc3 (56.3% score)
- …e5 (23% of these games) — Alahakoon usually continues Nf3 (57.5% score)
- …e6 (10% of these games) — Alahakoon usually continues d4 (55.6% score)
As Black against 1.e4 (210 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 128 | 61.0% | 44.9% |
| c5 | 45 | 21.4% | 52.2% |
| d6 | 17 | 8.1% | 58.8% |
| c6 | 8 | 3.8% | 31.3% |
| g6 | 5 | 2.4% | 60.0% |
| e5 | 3 | 1.4% | 33.3% |
As Black against 1.d4 (186 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 121 | 65.1% | 36.4% |
| Nf6 | 46 | 24.7% | 45.7% |
| e6 | 11 | 5.9% | 50.0% |
| g6 | 2 | 1.1% | 100.0% |
| f5 | 2 | 1.1% | 75.0% |
| c5 | 1 | 0.5% | 100.0% |
Isuru Alahakoon's chess games
All 947 games by Isuru Alahakoon in the Chess.ceo database (Jan 2005 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 387 wins, 81 draws, 479 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A06 | Réti Opening | 116 | 38/7/71 | 32.8% |
| D00 | Indian Defense | 78 | 33/4/41 | 42.3% |
| D12 | Slav Defense | 25 | 10/2/13 | 40.0% |
| B08 | Modern Defense | 21 | 9/2/10 | 42.9% |
| A48 | Torre Attack | 17 | 7/0/10 | 41.2% |
| B23 | Sicilian: Closed | 16 | 8/2/6 | 50.0% |
| D02 | London System | 15 | 9/3/3 | 60.0% |
| B08 | King's Indian Defense | 14 | 7/2/5 | 50.0% |
| D04 | Colle System | 10 | 2/0/8 | 20.0% |
| B01 | Scandinavian Defense: Main Line | 7 | 5/2/0 | 71.4% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Main Line | 99 | 44/2/53 | 44.4% |
| D06 | Queen's Pawn Game | 35 | 9/3/23 | 25.7% |
| D02 | Réti Opening | 31 | 10/1/20 | 32.3% |
| D35 | Indian Defense | 25 | 8/1/16 | 32.0% |
| B01 | Scandinavian Defense: Modern Variation | 19 | 6/3/10 | 31.6% |
| D02 | London System | 19 | 9/2/8 | 47.4% |
| E01 | Catalan | 19 | 4/4/11 | 21.1% |
| B90 | Sicilian: Najdorf | 15 | 7/1/7 | 46.7% |
| B07 | Pirc Defense | 14 | 6/2/6 | 42.9% |
| D53 | Queen's Gambit Declined | 14 | 6/0/8 | 42.9% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2023 | Parham Maghsoodloo | 2,707 | Titled Tue Early | A04 |
| Sep 2024 | Aleksandra Goryachkina | 2,533 | Titled Tue Early | B08 |
| Nov 2022 | L M S T De Silva | 2,521 | ch-Commonwealth | A50 |
| Sep 2024 | Aksel Bu Kvaloy | 2,482 | Titled Tue Early | D02 |
| May 2022 | Krzysztof Jakubowski | 2,475 | Titled Tue Early | B01 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 488 | 164 | 2,122 |
| ch-SRI | 2023 | 111 | 68 | 2,076 |
| ch-SRI B | 2023 | 47 | 33 | 1,912 |
| Asia zt 3.2 | 2019 | 16 | 10 | 2,112 |
| Speed Chess Q2 | 2022 | 14 | 6 | 2,269 |
| Olympiad-44 | 2022 | 11 | 4 | 2,174 |
| Abu Dhabi Masters Online | 2024 | 11 | 4.5 | 2,195 |
| Olympiad-41 | 2014 | 10 | 5.5 | 2,318 |
Frequent opponents
Head-to-head records: Chinthaka Anuruddh Galappaththi (11 games)
Interactive opening tree from all 947 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Isuru Alahakoon's chess games?
947 games by Isuru Alahakoon, from Jan 2005 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Isuru Alahakoon has played.
What does Isuru Alahakoon play on the first move as White?
Across 463 games with White in our database, Isuru Alahakoon opens with 1.Nf3 (60% of games), 1.e4 (20% of games), 1.d4 (19% of games). Against 1.e4 as Black, Isuru Alahakoon answers 1...d5 (61% of games), 1...c5 (21% of games), 1...d6 (8% of games). Against 1.d4: 1...d5 (65% of games), 1...Nf6 (25% of games), 1...e6 (6% of games).
What openings does Isuru Alahakoon play as White?
As White, Isuru Alahakoon's most-played openings in our database are: Réti Opening (116 games, 32.8% win rate); Indian Defense (78 games, 42.3% win rate); Slav Defense (25 games, 40.0% win rate). The full breakdown of 463 games with White is in the table above.
What openings does Isuru Alahakoon play as Black?
As Black, Isuru Alahakoon most often plays: Scandinavian Defense: Main Line (99 games, 44.4% win rate); Queen's Pawn Game (35 games, 25.7% win rate); Réti Opening (31 games, 32.3% win rate). See the table above for the top ten Black openings across 484 games.
What is Isuru Alahakoon's FIDE rating?
Isuru Alahakoon is currently rated 2,052 in classical chess, 1,945 in rapid and 1,998 in blitz. Peak classical rating: 2,188 (Sep 2014).
How many games has Isuru Alahakoon played?
Our database contains 947 games by Isuru Alahakoon, covering Jan 2005 to Jul 2026. Overall record: 387 wins, 81 draws, 479 losses (40.9% win rate).
How do I prepare against Isuru Alahakoon?
947 games by Isuru Alahakoon reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.