Anita Wardell (born 23 August 1961) is an English jazz singer, renowned for her scat singing.

Wardell was born in Guildford, Surrey, in England and raised in Australia. She studied jazz at Adelaide University before singing at festivals with James Morrison, Don Burrows, and Richie Cole. She then returned to her studies, this time in the UK at Guildhall School of Music and Drama. In 1994 she recorded as a duo with drummer John Stevens. During the following year, she released an album in a duo with Liam Noble.

She has taught a jazz course in the Loire department of France. Wardell is an accomplished scat singer and is noted for her vocalised version of Lee Morgan's solo from "Moanin'".

She won the BBC Best of Jazz Award in 2006.