Cuba
Male
FIDE ID:
Ernesto J. Fernandez Guillen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| TCh-CAT Gp1 Title 2025 | 02/22/2025 | 2271 |  Spain |
| 10th ch-Iberoamericano | 09/25/2024 | 2238 | Spain |
| 25th Sants Open 2024 | 08/23/2024 | 2237 | Spain |
| 3rd Sunway Formentera Op | 04/09/2024 | 2258 | Spain |
Ernesto J. Fernandez Guillen Opening Repertoire with White pieces
| ECO | Opening | Games |
| C50 | King's pawn game | 12 games |
| B12 | Caro-Kann defence | 10 games |
| C00 | French defence | 8 games |
| A05 | Reti opening | 6 games |
Ernesto J. Fernandez Guillen Opening Repertoire with Black pieces
| ECO | Opening | Games |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | 5 games |
| C63 | Ruy Lopez, Schliemann defence | 4 games |
| A46 | Queen's pawn game | 4 games |
| A45 | Queen's pawn game | 4 games |
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