Polina Grentz, born on October 28, 1994, in Vorkuta, is a Russian actress, blogger, and singer known for her role as Sasha Mamaeva in the TV series Fizruk (2013–2017). She gained attention through a YouTube vlog channel during her school years and entered acting without formal training. Her filmography includes Vse Slozhno (2014), Tet-a-Tet (2019), Ograblenie po Tarifu (2019), Dva Kholma (2022), Eskortnitsa (2023), and Moskva — Kaiir (2025). In 2025, she also focused on theater, performing in “Chick Talk” and “STOLichnye Istorii” at Abbey Players.
Besides acting, Polina launched a music career with the track Malina and maintains an active online presence on Telegram, Instagram, TikTok, and VK, sharing content related to lifestyle, travel, and sports. She is recognized for achieving success without formal education, engaging a broad audience through her diverse creative activities and public persona.
