Germany
Male
FIDE ID:
Marcel Harff
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| TCh-BEL 2025-26 | 09/28/2025 | 2275 |  Belgium |
| 40th ECC Open 2025 | 10/19/2025 | 2309 |  Greece |
| 17th BPB Limburg Open | 06/06/2025 | 2252 |  Netherlands |
| TCh-BEL 2024-25 | 09/29/2024 | 2286 | Belgium |
Marcel Harff Opening Repertoire with White pieces
| ECO | Opening | Games |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | 10 games |
| A13 | English opening | 9 games |
| A28 | English, four knights system | 8 games |
| A30 | English, symmetrical variation | 7 games |
Marcel Harff Opening Repertoire with Black pieces
| ECO | Opening | Games |
| C10 | French, Paulsen variation | 9 games |
| C00 | French defence | 6 games |
| C07 | French, Tarrasch, open variation | 5 games |
| C03 | French, Tarrasch | 5 games |
