Sergey Ionov
Ionov in 2009 | |
| Personal information | |
|---|---|
| Born | January 7, 1962 Veliky Novgorod, Russian SFSR, Soviet Union |
| Chess career | |
| Country | Soviet Union (until 1991) Russia (since 1991) |
| Title | Grandmaster (1996) |
| FIDE rating | 2502 (March 2026) |
| Peak rating | 2559 (May 2011) |
Sergey Dmitrievich Ionov is a Russian chess grandmaster.