Sergey Morozov may refer to:

• Sergei Borisovich Morozov (born 1989), Russian footballer who played at the 2006 Euro U-17 tournament
• Sergey Morozov (racewalker) (born 1988), Russian race walker
• Sergey Ivanovich Morozov (born 1959), Russian politician
• Serhiy Morozov (born 1950), Soviet international football player and Ukrainian football coach
• Serhiy N. Morozov (born 1961), Ukrainian football player who was the best scorer of Estonian league in 1994–1995 season
• Sergey Morozov, businessman, creator of Grand Maket Rossiya, private museum.

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