Calum Thomas Hood is the bassist and vocalist of the Australian boyband 5 Second of Summer (5SoS), along with band members Luke Hemmings, Michael Clifford and Ashton Irwil. He along with his band had their worldwide debut single She Looks So Perfect topping the charts in Australia, New Zealand, Ireland and the United Kingdom and their self-titled debut studio album in 2014 peaking #1 in 11 countries.
Calum was born to Joy Koa Hood and David Hood. He attended Norwest Christian College with bandmates Luke Hemmings and Michael Cliifford.
Calum is single.