Thelma Amelina Plumbe (born 21 December 1994), known professionally as Thelma Plum, is an Aboriginal Australian singer, songwriter, guitarist and musician from Delungra, New South Wales. Her father is renowned lore-man Paul Winanga-li Gii Spearim. Her debut album, Better in Blak, was released on 30 July 2019 and peaked at number 4 on the ARIA Albums Chart. Plum has received various accolades, including for Best Cover Art at the 2019 ARIA Music Awards for Dennis Pfitzner's artwork.