| Haik M. Martirosyan | Igor Kovalenko | 1/2-1/2 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | D30 |
| Igor Kovalenko | Pentala Harikrishna | 1-0 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | A29 |
| Jan Malek | Igor Kovalenko | 1-0 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | B45 |
| Igor Kovalenko | Vladimir Fedoseev | 1/2-1/2 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | C85 |
| Radoslaw Wojtaszek | Igor Kovalenko | 1/2-1/2 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | D37 |
| Sam Shankland | Igor Kovalenko | 1-0 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | D37 |
| Igor Kovalenko | Jakub Seemann | 1-0 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | B51 |
| Szymon Gumularz | Igor Kovalenko | 1-0 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | B45 |
| Igor Kovalenko | Awonder Liang | 1/2-1/2 | Rubinstein Chess Festival 2026 - ALREH GM Round-Robin | B51 |
| Tomas Brnusak | Igor Kovalenko | 0-1 | 19th Arad Open Grand Prix Classic 2026 | Open A | B90 |
| Igor Kovalenko | Reinis Valdats | 1-0 | 19th Arad Open Grand Prix Classic 2026 | Open A | B40 |
| Sahib Singh | Igor Kovalenko | 1-0 | 19th Arad Open Grand Prix Classic 2026 | Open A | B12 |
| Igor Kovalenko | Chang(CQ) Xu | 1-0 | 19th Arad Open Grand Prix Classic 2026 | Open A | B51 |
| Iosif Ciocani | Igor Kovalenko | 1/2-1/2 | 19th Arad Open Grand Prix Classic 2026 | Open A | B33 |
| Igor Kovalenko | David Gavrilescu | 1-0 | Brasov Grand Prix Classic 2026 | Group A | C67 |
| Alexandru Sachilaru | Igor Kovalenko | 0-1 | Brasov Grand Prix Classic 2026 | Group A | C07 |
| Igor Kovalenko | Nodar Lortkipanidze | 1/2-1/2 | Brasov Grand Prix Classic 2026 | Group A | C63 |
| Antoni Kozak | Igor Kovalenko | 0-1 | Brasov Grand Prix Classic 2026 | Group A | A38 |
| Igor Kovalenko | Pranav Anand | 1/2-1/2 | Brasov Grand Prix Classic 2026 | Group A | E11 |
| Arda Camlar | Igor Kovalenko | 0-1 | Brasov Grand Prix Classic 2026 | Group A | A37 |
| Dragos-Nicolae Dumitrache | Igor Kovalenko | 0-1 | Brasov Grand Prix Classic 2026 | Group A | A47 |
| Vladimir Poley | Igor Kovalenko | 0-1 | Brasov Grand Prix Classic 2026 | Group A | A04 |
| Igor Kovalenko | Gabriel Petcu | 1/2-1/2 | Brasov Grand Prix Classic 2026 | Group A | A46 |
| Mark Smirnov | Igor Kovalenko | 1/2-1/2 | KazChess Masters Almaty 2026 | C84 |
| Igor Kovalenko | Kazybek Nogerbek | 1-0 | KazChess Masters Almaty 2026 | C85 |
| Igor Kovalenko | Alexey Sarana | 1/2-1/2 | KazChess Masters Almaty 2026 | B51 |
| Igor Kovalenko | Yang Wen | 1/2-1/2 | FIDE World Cup 2015 | D02 |
| Yang Wen | Igor Kovalenko | 1-0 | FIDE World Cup 2015 | A05 |
