Prepare against Mark DeDona
United States · World #30,988 classical · FIDE ID 30920256
Our database contains 85 games by Mark DeDona, covering Jun 2016 to Aug 2026. Below you'll find Mark DeDona's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Mark DeDona 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 | 1,980 | 2,028 | Sep 2025 |
| Rapid | 2,039 | 2,039 | Aug 2026 |
| Blitz | 2,038 | 2,074 | Jan 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 85 | 27 | 12 | 46 | 31.8% |
| As White | 46 | 14 | 8 | 24 | 30.4% |
| As Black | 39 | 13 | 4 | 22 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Mark DeDona's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Mark DeDona's side.
First moves as White (46 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 46 | 100.0% | 39.1% |
Main lines as White
- 1.e4 — 100% of White games, 39.1% score
- …c5 (48% of these games) — DeDona usually continues b3 (47.1% score)
- …e5 (28% of these games) — DeDona usually continues Nc3 (26.9% score)
- …e6 (15% of these games) — DeDona usually continues d4 (42.9% score)
As Black against 1.e4 (20 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 13 | 65.0% | 50.0% |
| g6 | 5 | 25.0% | 40.0% |
| e6 | 2 | 10.0% | 100.0% |
As Black against 1.d4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 7 | 53.8% | 35.7% |
| e6 | 6 | 46.2% | 33.3% |
Mark DeDona's chess games
All 85 games by Mark DeDona in the Chess.ceo database (Jun 2016 - Aug 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: 27 wins, 12 draws, 46 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B20 | Sicilian: Snyder Variation | 17 | 7/2/8 | 41.2% |
| C29 | Vienna Game | 10 | 2/1/7 | 20.0% |
| B50 | Sicilian | 4 | 2/1/1 | 50.0% |
| C30 | Bishop's Opening | 3 | 1/0/2 | 33.3% |
| B10 | Caro-Kann | 3 | 0/2/1 | 0.0% |
| C06 | French: Tarrasch Variation | 2 | 0/1/1 | 0.0% |
| C01 | French: Exchange Variation | 2 | 0/0/2 | 0.0% |
| C02 | French: Advance Variation | 2 | 2/0/0 | 100.0% |
| B21 | Scandinavian Defense | 1 | 0/0/1 | 0.0% |
| B50 | Sicilian: Hyperaccelerated Dragon | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A61 | Benoni Defense | 6 | 2/1/3 | 33.3% |
| B90 | Sicilian: Najdorf | 5 | 2/1/2 | 40.0% |
| B06 | Modern Defense | 5 | 2/0/3 | 40.0% |
| B50 | Sicilian | 4 | 2/0/2 | 50.0% |
| C01 | French: Exchange Variation | 2 | 2/0/0 | 100.0% |
| A40 | Horwitz Defense | 2 | 1/0/1 | 50.0% |
| A35 | English Opening | 2 | 0/1/1 | 0.0% |
| B23 | Sicilian: Closed | 2 | 1/0/1 | 50.0% |
| A40 | English Defense | 2 | 1/0/1 | 50.0% |
| A00 | Orangutan opening | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2023 | Diego Rafael Di Berardino | 2,484 | Titled Tue Late | B20 |
| Jan 2023 | Gulruhbegim Tokhirjonova | 2,328 | Titled Tue Late | C30 |
| Dec 2024 | Blaz Bratovic | 2,317 | Titled Tue Late | B50 |
| Jan 2023 | Leonid Guerb | 2,295 | Titled Tue Late | B20 |
| Jan 2023 | Olaf Michalski | 2,273 | Titled Tue Late | A61 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 45 | 16.5 | 2,107 |
| 30th North American Blitz Open | 2020 | 11 | 5 | 1,931 |
| 51st USA National Open | 2020 | 8 | 2.5 | 1,851 |
| ch-Marshall CC 104th | 2020 | 6 | 4 | 2,600 |
| 2026 Marshall August Premier Open | 2026 | 5 | 3 | 1,990 |
| 108th Edward Lasker Mem | 2024 | 5 | 1.5 | 2,007 |
| Carolinas Classic | 2025 | 2 | 0.5 | 2,077 |
| New York-Singapore Online | 2020 | 2 | 0 | 1,759 |
Interactive opening tree from all 85 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Mark DeDona's chess games?
85 games by Mark DeDona, from Jun 2016 to Aug 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 Mark DeDona has played.
What does Mark DeDona play on the first move as White?
Across 46 games with White in our database, Mark DeDona opens with 1.e4 (100% of games). Against 1.e4 as Black, Mark DeDona answers 1...c5 (65% of games), 1...g6 (25% of games), 1...e6 (10% of games). Against 1.d4: 1...Nf6 (54% of games), 1...e6 (46% of games).
What openings does Mark DeDona play as White?
As White, Mark DeDona's most-played openings in our database are: Sicilian: Snyder Variation (17 games, 41.2% win rate); Vienna Game (10 games, 20.0% win rate); Sicilian (4 games, 50.0% win rate). The full breakdown of 46 games with White is in the table above.
What openings does Mark DeDona play as Black?
As Black, Mark DeDona most often plays: Benoni Defense (6 games, 33.3% win rate); Sicilian: Najdorf (5 games, 40.0% win rate); Modern Defense (5 games, 40.0% win rate). See the table above for the top ten Black openings across 39 games.
What is Mark DeDona's FIDE rating?
Mark DeDona is currently rated 1,980 in classical chess, 2,039 in rapid and 2,038 in blitz. Peak classical rating: 2,028 (Sep 2025).
How many games has Mark DeDona played?
Our database contains 85 games by Mark DeDona, covering Jun 2016 to Aug 2026. Overall record: 27 wins, 12 draws, 46 losses (31.8% win rate).
How do I prepare against Mark DeDona?
85 games by Mark DeDona 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.