Kosarin was nominated for a 2015 Kids Choice Award, along with Kaley Cuoco Sweeting and several others, in the Favorite TV Actress category. The winner[who?] was announced on the live March 28, 2015 telecast hosted by singer Nick Jonas on Nickelodeon.
In 2013, Kosarin provided vocals for the American Doll feature film "Saige Paints the Sky. Kosarin also has a YouTube channel where she posts music covers and original songs like "Christmas Love." The channel has over 19,500 subscribers and over 750,000 views.
Kosarin spent her formative years in Boca Raton, Florida, where she danced and studied ballet at Boca Ballet Theatre and attended middle school at Pine Crest School. Her parents were Broadway performers, her mother as actress and her father as music director, conductor and record producer, so she grew up acting, singing and dancing.
Father is Danny Kosarin.
Mother is Lauren Kosarin.
She is of Russian Jewish and Ukrainian Jewish descent.