Maryus Erikovich Vaysberg (Russian: Марюс Эрикович Вайсберг, born 1 April 1971), also known as Marius Balčiūnas-Weisberg, is a Russian film director, producer, and screenwriter of Lithuanian and Jewish descent.^[1][2]

His father, Erik Vaysberg, had had his own career in the Soviet film industry- he acted as the executive producer of Tarkovsky's film Mirror,^[3] on Andrei Konchalovsky's film Siberiade, and Karen Shakhnazarov's film The Assassin of the Tsar.

Vaysberg graduated from the VGIK in the mid-1990s and started releasing films.^[4] His first film, No Vacancy, starring Christina Ricci was released in 1999.

Vaysberg's films are not well-loved by critics in his native Russia. However, many of his films are successful at the Russian box office, such as Naughty Grandma,^[5] Love in the Big City, 8 First Dates, and Not Ideal Man.