Prepare against Oscar Williams
Israel · World #7,364 classical · FIDE ID 2853736
When preparing against Oscar Williams, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (98% of games); against 1.d4, 1...Nf6 (94%). Lowest win rate among frequent openings: Sicilian as Black, 38.9% over 36 games.
Our database contains 265 games by Oscar Williams, covering Apr 2021 to Sep 2026. Below you'll find Oscar Williams's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Oscar Williams 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 | 2,218 | 2,218 | Sep 2026 |
| Blitz | 1,796 | 1,796 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 265 | 116 | 22 | 127 | 43.8% |
| As White | 131 | 56 | 8 | 67 | 42.7% |
| As Black | 134 | 60 | 14 | 60 | 44.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Oscar Williams's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Oscar Williams's side.
First moves as White (131 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 131 | 100.0% | 45.8% |
Main lines as White
- 1.e4 — 100% of White games, 45.8% score
- …c5 (38% of these games) — Williams usually continues Nf3 (42.7% score)
- …e6 (19% of these games) — Williams usually continues d4 (52.0% score)
- …e5 (15% of these games) — Williams usually continues Nf3 (40.0% score)
As Black against 1.e4 (57 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 56 | 98.2% | 45.5% |
| b6 | 1 | 1.8% | 100.0% |
As Black against 1.d4 (48 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 45 | 93.8% | 57.8% |
| b6 | 3 | 6.3% | 33.3% |
Oscar Williams's chess games
All 265 games by Oscar Williams in the Chess.ceo database (Apr 2021 - Sep 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: 116 wins, 22 draws, 127 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C07 | French: Tarrasch Variation | 24 | 11/2/11 | 45.8% |
| B20 | Sicilian | 19 | 8/0/11 | 42.1% |
| B93 | Sicilian: Najdorf | 12 | 5/1/6 | 41.7% |
| B27 | Sicilian: Hyperaccelerated Dragon | 6 | 3/2/1 | 50.0% |
| B31 | Sicilian: Rossolimo | 5 | 2/0/3 | 40.0% |
| B04 | Alekhine Defense | 5 | 2/1/2 | 40.0% |
| C70 | Ruy Lopez: Morphy Defense | 4 | 1/0/3 | 25.0% |
| B06 | Modern Defense | 4 | 1/0/3 | 25.0% |
| B07 | Philidor | 4 | 1/0/3 | 25.0% |
| C44 | Ponziani Opening | 4 | 0/0/4 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B50 | Sicilian | 36 | 14/5/17 | 38.9% |
| A48 | King's Indian Defense | 10 | 7/0/3 | 70.0% |
| A48 | Indian Defense | 9 | 6/1/2 | 66.7% |
| B23 | Sicilian: Closed | 9 | 4/0/5 | 44.4% |
| A05 | Réti Opening | 8 | 1/0/7 | 12.5% |
| A45 | London System | 8 | 3/1/4 | 37.5% |
| B51 | Sicilian: Moscow Variation | 7 | 4/0/3 | 57.1% |
| E90 | King's Indian Defense: Orthodox Variation | 7 | 2/4/1 | 28.6% |
| A15 | English Opening | 6 | 3/1/2 | 50.0% |
| A45 | Trompowsky Attack | 6 | 3/1/2 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2024 | David Paravyan | 2,620 | Titled Tue Late | B63 |
| Dec 2024 | Jegor Lashkin | 2,517 | Titled Tue Late | B93 |
| Jul 2026 | Sergey Erenburg | 2,481 | 54th Annual World Open | B64 |
| Oct 2024 | Polina Shuvalova | 2,472 | Titled Tue Late | A06 |
| Dec 2024 | Iljya Grigorjev | 2,433 | Titled Tue Late | B56 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2026 | 243 | 116 | 2,220 |
| EU-ch Hybrid U10 | 2021 | 9 | 4.5 | 1,554 |
| 23rd Turkey Bowl | 2025 | 4 | 2 | 2,064 |
| 2026 Harvey Lerman Florida State Championship | 2026 | 2 | 1.5 | 2,235 |
| 54th Annual World Open | 2026 | 2 | 1 | 2,405 |
| Gulf Coast Open | 2023 | 2 | 1.5 | 2,332 |
| 20th Miami Turkey Bowl Open | 2022 | 2 | 0.5 | 2,215 |
| 9th Annual Gulf Coast New Year's Open | 2026 | 1 | 0 | 1,858 |
Interactive opening tree from all 265 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Oscar Williams's chess games?
265 games by Oscar Williams, from Apr 2021 to Sep 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 Oscar Williams has played.
What does Oscar Williams play on the first move as White?
Across 131 games with White in our database, Oscar Williams opens with 1.e4 (100% of games). Against 1.e4 as Black, Oscar Williams answers 1...c5 (98% of games), 1...b6 (2% of games). Against 1.d4: 1...Nf6 (94% of games), 1...b6 (6% of games).
What openings does Oscar Williams play as White?
As White, Oscar Williams's most-played openings in our database are: French: Tarrasch Variation (24 games, 45.8% win rate); Sicilian (19 games, 42.1% win rate); Sicilian: Najdorf (12 games, 41.7% win rate). The full breakdown of 131 games with White is in the table above.
What openings does Oscar Williams play as Black?
As Black, Oscar Williams most often plays: Sicilian (36 games, 38.9% win rate); King's Indian Defense (10 games, 70.0% win rate); Indian Defense (9 games, 66.7% win rate). See the table above for the top ten Black openings across 134 games.
What is Oscar Williams's FIDE rating?
Oscar Williams is currently rated 2,218 in classical chess and 1,796 in blitz. Peak classical rating: 2,218 (Sep 2026).
How many games has Oscar Williams played?
Our database contains 265 games by Oscar Williams, covering Apr 2021 to Sep 2026. Overall record: 116 wins, 22 draws, 127 losses (43.8% win rate).
How do I prepare against Oscar Williams?
265 games by Oscar Williams 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.