6 games · 2013–2026 · 2 classical · 2 online
Chigaev 31 draws2 Theodorou
58.3% for Chigaev
Openings between them
| A12 | Réti Opening: Anglo-Slav Variation, Bled Variation | 1 | 0.0% |
| A15 | English Opening: Anglo-Indian Defense | 1 | 100.0% |
| B10 | Caro-Kann Defense: Breyer Variation | 1 | 0.0% |
| B30 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | 1 | 100.0% |
| D38 | Queen's Gambit Declined: Ragozin Defense | 1 | 50.0% |
| E94 | King's Indian Defense: Orthodox Variation | 1 | 100.0% |
All games
| Theodorou, Nikolas2634 | 1-0 | Chigaev, M2644 | FIDE World Rapid Team | 2026 |
| Theodorou, Nikolas2611 | 0-1 | Chigaev, M2632 | Titled Tue 4th Feb Early | 2025 |
| Theodorou, Nikolas2591 | 1-0 | Chigaev, M2628 | 6th Sharjah Masters 2023 | 2023 |
| Chigaev, M2641 | 1-0 | Theodorou, Nikolas2575 | Titled Tue 23rd Aug Late | 2022 |
| Chigaev, M2632 | 1-0 | Theodorou, Nikolas2577 | World Blitz 2021 | 2021 |
| Chigaev, M2480 | ½-½ | Theodorou, Nikolas2199 | 23rd EYCC Open U18 2013 | 2013 |