Konstantin Nikolayevich Zaytsev (Russian: Константин Николаевич Зайцев; born 16 December 1983) is a Russian professional football coach and a former player. He is an assistant coach with FC Yenisey Krasnoyarsk. He also holds Ukrainian citizenship as Kostyantyn Mykolayovych Zaytsev (Ukrainian: Костянтин Миколайович Зайцев).