Greece
Male
FIDE ID:
Ioannis Papaioannou
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 46th Olympiad 2026 | 09/16/2026 | 2075 |  Uzbekistan |
| 25th European Teams | 10/05/2025 | 2501 |  Georgia |
| 45th Olympiad 2024 | 09/11/2024 | 2107 |  Hungary |
| 24th European Teams | 11/11/2023 | 2524 |  Montenegro |
Most Played Openings as White
| ECO | Opening | Games |
| A48 | King's Indian, East Indian defence | 16 games |
| E04 | Catalan, open, 5.Nf3 | 15 games |
| D02 | Queen's pawn game | 14 games |
| E06 | Catalan, closed, 5.Nf3 | 13 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 35 games |
| B17 | Caro-Kann, Steinitz variation | 31 games |
| E11 | Bogo-Indian defence | 15 games |
| B90 | Sicilian, Najdorf | 12 games |
