Konstantin Ionov
 Konstantin Vladimirovich Ionov (Russian: Константин Владимирович Ионов; born March 29 1983) is a Russian professional footballer. He made his debut in the Russian Premier League in 2001 for FC Saturn Ramenskoye. Currently he plays for FC Metallurg-Oskol Stary Oskol in the Russian Second Division.He is an identical twin brother of Aleksandr Ionov.