Nikolay Yevgenyevich Yefimov (; born 23 January 1984) is a former Russian football defender.
Yefimov spent two seasons with Zenit U-21 team. He made his professional debut for Zenit on 5 September 2003 in the Russian Premier League Cup semi-final against Torpedo Moscow. From 2006 to 2008 he played for a number of Russian Second Division clubs including Metallurg-Kuzbass and Zenit-2.