Matthew Chau (born 9 November 1994) is an Australian badminton player. He was four times men's doubles Oceania Champion winning in 2015–2018. Chau competed in the men's doubles at the 2016 Summer Olympics alongside Sawan Serasinghe. Chau also took home the men’s doubles title with Serasinghe at the Waikato International tournament and competed at his first World Championships 2016 at just 20 years old in Jakarta, Indonesia. When he is not playing, Chau studies a Bachelor of Commerce and Bachelor of Engineering and enjoys cooking.