Nessa is a short version of Vanessa and a feminine given name. It may refer to the following notable people: Nessa Barrett (born 2002), American singer and songwriter Nessa Carey, British biologist Nessa Childers (born 1956), Irish politician Nessa Cohen (1885–1976), American sculptor born Helen Nessa Cohen Nessa Cosgrove, Irish politician Nessa Feddis (born 1958), American attorney and banking industry spokesperson Nessa Hyams (1941–2026), American casting director Nessa Morgan, 21st century New Zealand-born Australian R&B singer Nessa Ní Shéaghdha (1916–1993), Irish Celtic Studies scholar Nessa O'Mahony, Irish poet and writer Nessa Robins, Irish food writer, blogger and photographer