Sergey Yuryevich Tetyukhin (Russian: Серге́й Юрьевич Тетюхин; born 23 September 1975) is a Russian volleyball player. He was born in Fergana, Uzbekistan. He is 1.97 m tall, and plays as passer-attacker. Together with Samuele Papi he is one of only two male volleyball players who have won four Olympic medals. Tetyukhin is the only volleyball player in the world (male of female) with four Olympic medals who has all three types of those medals. He won a gold medal at the London Olympics.