Marietta Tsigal-Polishchuk was born in Moscow, RSFSR, USSR. In 2006 she graduated from RATI, Golomazov's course. She performed at the Theater "U Nikitskikh Vorot" and the Theater "Modern". Since 2007 she has been in the troupe of the Theater on Malaya Bronnaya. Her mother is actress Lyubov Polishchuk. Her father is artist Sergey Tsigal. Her grandfather is artist Viktor Tsigal. Her grandmother is artist Mirel Shaginyan. Her great-grandmother is writer Marietta Shaginyan.