Lidia Alma Thorpe (born 1973) is an Australian politician representing the Australian Greens. She has been a senator for Victoria since 2020, and is the first Aboriginal senator from that state. From June to October 2022, she served as the Greens' deputy leader in the Senate. Thorpe has previously been a member of the Victorian Parliament. On winning the Northcote state by-election on 18 November 2017 she became the first Aboriginal woman elected to the state's parliament, and served as the member for the division of Northcote in the Legislative Assembly from 2017 to 2018.