FIDE ID:
Gregory S Kaidanov
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| ch-USA Seniors 2025 | 07/15/2025 | 2467 |  United States |
| 32nd World Senior 50+ | 11/17/2024 | 2260 |  Portugal |
| ch-USA Seniors 2024 | 07/16/2024 | 2483 | United States |
| Qatar Masters Open 2023 | 10/11/2023 | 2459 |  Qatar |
Gregory S Kaidanov Opening Repertoire with White pieces
| ECO | Opening | Games |
| E73 | King's Indian, 5.Be2 | 22 games |
| E05 | Catalan, open, classical line | 18 games |
| A07 | Reti, King's Indian attack (Barcza system) | 16 games |
| E04 | Catalan, open, 5.Nf3 | 16 games |
Gregory S Kaidanov Opening Repertoire with Black pieces
| ECO | Opening | Games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 34 games |
| D46 | Queen's Gambit Declined semi-Slav, 6.Bd3 | 23 games |
| A13 | English opening | 22 games |
| D44 | Queen's Gambit Declined semi-Slav, 5.Bg5 dc | 21 games |
