Prepare against Ottavio Mammi
CM · Italy · World #4,725 classical · FIDE ID 2852360
When preparing against Ottavio Mammi, expect 1.c4 in 81% of White games. Against 1.e4 the reply is 1...c6 (44% of games); against 1.d4, 1...d5 (60%).
Our database contains 68 games by Ottavio Mammi, covering Jul 2017 to Aug 2026. Below you'll find Ottavio Mammi's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ottavio Mammi 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 | 2,281 | 2,281 | Aug 2026 |
| Rapid | 2,265 | 2,306 | May 2025 |
| Blitz | 2,165 | 2,165 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 68 | 26 | 15 | 27 | 38.2% |
| As White | 31 | 13 | 7 | 11 | 41.9% |
| As Black | 37 | 13 | 8 | 16 | 35.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ottavio Mammi's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ottavio Mammi's side.
First moves as White (31 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c4 | 25 | 80.6% | 52.0% |
| e4 | 6 | 19.4% | 58.3% |
Main lines as White
- 1.c4 — 81% of White games, 52.0% score
- …e5 (44% of these games) — Mammi usually continues g3 (83.3% score)
- …Nf6 (28% of these games) — Mammi usually continues Nc3 (41.7% score)
- …e6 (16% of these games) — Mammi usually continues Nc3 (33.3% score)
- 1.e4 — 19% of White games, 58.3% score
- …c5 (67% of these games) — Mammi usually continues Nf3 (66.7% score)
- …d6 (17% of these games) — Mammi usually continues d4 (50.0% score)
- …e5 (17% of these games) — Mammi usually continues Nf3 (100.0% score)
As Black against 1.e4 (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 8 | 44.4% | 31.3% |
| c5 | 7 | 38.9% | 50.0% |
| e5 | 2 | 11.1% | 75.0% |
| d5 | 1 | 5.6% | 100.0% |
As Black against 1.d4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 6 | 60.0% | 50.0% |
| Nf6 | 4 | 40.0% | 37.5% |
Ottavio Mammi's chess games
All 68 games by Ottavio Mammi in the Chess.ceo database (Jul 2017 - 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: 26 wins, 15 draws, 27 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A20 | English Opening: Reverse Sicilian | 11 | 8/0/3 | 72.7% |
| A36 | English Opening | 7 | 1/4/2 | 14.3% |
| A36 | English Opening: Symmetrical | 3 | 0/0/3 | 0.0% |
| B20 | Sicilian | 3 | 1/1/1 | 33.3% |
| D35 | Indian Defense | 2 | 0/0/2 | 0.0% |
| B90 | Sicilian: Najdorf | 1 | 0/1/0 | 0.0% |
| A36 | English Opening: Mikenas Variation | 1 | 1/0/0 | 100.0% |
| C41 | Philidor | 1 | 0/1/0 | 0.0% |
| D35 | Queen's Gambit Declined | 1 | 1/0/0 | 100.0% |
| C45 | Scotch Game | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A04 | English Opening: Symmetrical | 4 | 1/1/2 | 25.0% |
| B13 | Caro-Kann: Exchange Variation | 4 | 0/0/4 | 0.0% |
| B10 | Caro-Kann | 2 | 1/0/1 | 50.0% |
| B51 | Sicilian: Moscow Variation | 2 | 1/0/1 | 50.0% |
| B18 | Caro-Kann: Classical | 2 | 1/1/0 | 50.0% |
| A22 | English Opening: Reverse Sicilian | 2 | 1/0/1 | 50.0% |
| D02 | London System | 2 | 1/0/1 | 50.0% |
| B86 | Sicilian: Najdorf | 2 | 1/1/0 | 50.0% |
| E14 | Colle System | 1 | 0/0/1 | 0.0% |
| D85 | Indian Defense | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2026 | Simone De Filomeno | 2,460 | Torneo internazionale Giorgio Vasari - Arezzo | A20 |
| Jul 2024 | Lexy Ortega | 2,386 | 83rd ch-ITA Semi-Final | A20 |
| Mar 2026 | Edoardo Fulgentini | 2,209 | Torneo internazionale Giorgio Vasari - Arezzo | A13 |
| Aug 2026 | Levi Kalani Alexander Fogo Esquivel | 2,183 | FSIMA August 2026 | C45 |
| Mar 2026 | Elio Ganci | 2,167 | 57th TCh-ITA Abruzzo 2026 | B56 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| FSIMA August 2026 | 2026 | 9 | 3.5 | 2,174 |
| ch-EU U10 | 2019 | 9 | 3 | 1,160 |
| ch-ITA U14 | 2023 | 9 | 6 | 1,718 |
| 3rd Lignano Bella Italia Open | 2024 | 8 | 3 | 2,060 |
| 83rd ch-ITA Semi-Final | 2024 | 7 | 2.5 | 2,156 |
| Palmanova Open 12th | 2023 | 5 | 3 | 2,108 |
| ch-Piacenza Region | 2024 | 5 | 3.5 | 1,691 |
| 57th TCh-ITA Abruzzo 2026 | 2026 | 5 | 3.5 | 2,257 |
Interactive opening tree from all 68 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ottavio Mammi's chess games?
68 games by Ottavio Mammi, from Jul 2017 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 Ottavio Mammi has played.
What does Ottavio Mammi play on the first move as White?
Across 31 games with White in our database, Ottavio Mammi opens with 1.c4 (81% of games), 1.e4 (19% of games). Against 1.e4 as Black, Ottavio Mammi answers 1...c6 (44% of games), 1...c5 (39% of games), 1...e5 (11% of games). Against 1.d4: 1...d5 (60% of games), 1...Nf6 (40% of games).
What openings does Ottavio Mammi play as White?
As White, Ottavio Mammi's most-played openings in our database are: English Opening: Reverse Sicilian (11 games, 72.7% win rate); English Opening (7 games, 14.3% win rate); English Opening: Symmetrical (3 games, 0.0% win rate). The full breakdown of 31 games with White is in the table above.
What openings does Ottavio Mammi play as Black?
As Black, Ottavio Mammi most often plays: English Opening: Symmetrical (4 games, 25.0% win rate); Caro-Kann: Exchange Variation (4 games, 0.0% win rate); Caro-Kann (2 games, 50.0% win rate). See the table above for the top ten Black openings across 37 games.
What is Ottavio Mammi's FIDE rating?
Ottavio Mammi is currently rated 2,281 in classical chess, 2,265 in rapid and 2,165 in blitz. Peak classical rating: 2,281 (Aug 2026).
How many games has Ottavio Mammi played?
Our database contains 68 games by Ottavio Mammi, covering Jul 2017 to Aug 2026. Overall record: 26 wins, 15 draws, 27 losses (38.2% win rate).
How do I prepare against Ottavio Mammi?
68 games by Ottavio Mammi 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.