Matti Kettunen
Matti Kettunen Repertoire with White pieces (most played)
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 4 games |
| C42 | Petrov's defence | 2 games |
| B06 | Robatsch (modern) defence | 2 games |
| C44 | King's pawn game | 1 games |
Matti Kettunen Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| A80 | Dutch | 3 games |
| C41 | Philidor's defence | 2 games |
| B45 | Sicilian, Taimanov variation | 2 games |
| B23 | Sicilian, closed | 2 games |




