Siarhei Mikhalok (born January 19, 1972 in Belarusian:Сяргей Міхалок, Russian:Серге́й Михалок, Sergey Mikhalok) is a Belarusian rock musician and actor. He was the frontman of the ska punk band Lyapis Trubetskoy that he dissolved on 1 September 2014. He is the frontman of the band Brutto now.
In 1990, he created the rock band Lyapis Trubetskoy. Siarhey Mikhalok also worked in a theatre and as art director of a reggae club in Minsk. In 2000, he became a member of the comic duo Sasha i Sirozha. Since 2003 he has worked with Liavon Volski's music project Krambambula.
Since May 2015 Mikhalok is an official permanent resident of Ukraine. He had already lived in Ukraine since December 2014.