Ashton Irwin (born July 7, 1994) is an Australian singer and musician. He is a vocalist and the drummer of the Australian rock band 5 Seconds of Summer along with Luke Hemmings, Calum Hood and Michael Clifford.
Ashton was born in Hornsby, Australia. He is the oldest of three children to Anne Irwin, who separated from his father when Ashton was very young. His two younger siblings are Lauren and Harry. He attended and graduated from Richmond High School, unlike his fellow bandmates Luke Hemmings, Calum Hood and Michael Clifford.
Ashton has a total of 3 tattoos.