| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Khalifman vs S Ionov |
| 1-0 | 33 | 1984 | Leningrad Masters | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 2. A Cherepkov vs S Ionov |
| ½-½ | 10 | 1994 | St Petersburg op2 | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 3. G Giorgadze vs S Ionov |
| 1-0 | 40 | 1996 | Benasque op | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 4. S Ivanov vs S Ionov |
| ½-½ | 70 | 2001 | St. Petersburg Championship | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 5. A Lugovoi vs S Ionov |
| 1-0 | 36 | 2004 | 77th St. Petersburg Championship | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 6. E Kolesnikov vs S Ionov |
| ½-½ | 17 | 2005 | RUS-chT Clubs | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
Kibitzing
