Timothy Michael Hemensley (23 November 1971 – 21 July 2003) was an Australian bass guitarist and singer. He was the front man of Powder Monkeys (1991–2002), a punk, garage and hard rock band. He had been a member of GOD (1986–89), Bored! (1989–91) and the Yes-Men. Hemensley was in his first band at age ten. In 1996 he played bass guitar for Peter Wells (ex-Rose Tattoo). Hemensley died of a heroin overdose on 21 July 2003, aged 31. Hemensley was the son of the poet, Kris Hemensley.