Serhiy Ilarionovych Zaytsev (Ukrainian: Сергій Іларіонович Зайцев; born 13 April 1974) is a Ukrainian football manager and former player who played as a defender.

Zaytsev is product of youth team sistem Metalurh Zaporizhzhia.

His first coach was Volodymyr Kocheharov.

[1] Zaytsev had a brief spell with Pogoń Szczecin during 1999, appearing as a substitute in one Ekstraklasa match.

[2] This biographical article related to a Ukrainian association football defender born in the 1970s is a stub.