Avantika Vandanapu (born 25 January 2005), sometimes credited mononymously as Avantika, is an American actress and dancer.

She has worked in several Indian films in the Telugu and Tamil languages. In 2021, she starred in the Disney Channel Original Movie Spin and in 2022, played the role of Janet Singh in the American comedy Senior Year. She was also the second winner of the Zee TV reality show Dance India Dance Lil Masters North America. In 2024, she played the role of Karen Shetty in Mean Girls, a film adaptation of the Broadway show adaption of the 2004 film Mean Girls. She also starred in the supernatural horror film “TAROT” playing Paige.