Erica Nockalls (born 30 August 1983) is an English violinist, vocalist, songwriter, and visual artist. She is best known as the violinist in The Wonder Stuff, one-half of acoustic duo Miles Hunt & Erica Nockalls, and as a live fiddle player for The Proclaimers. Nockalls is also the lead vocalist, violinist, and guitarist in her self-titled art-rock band.