Vanitha Vijayakumar (born 5 October 1980) is an Indian actress who has appeared predominantly in Tamil. 

Early life
Vanitha is the eldest daughter of Tamil actor Vijayakumar and his second wife, Tamil actress Manjula. Vanitha has two younger sisters, Preetha and Sridevi, who were former actresses. From his first marriage to Muthukannu Vellalar, Vijayakumar had three children. Actor Arun Vijay and former actress Kavitha are among her half-siblings.

In September 2018, she had another public fallout with her family after she refused to leave a family property that she had initially rented for a shoot in Ashtalakshmi Nagar. Her father, Vijayakumar, subsequently filed a police complaint against her.