Brandon Walkin (born 16 August 1994) is an Australian tennis player. Walkin has a career high ATP singles ranking of 702 achieved on 17 February 2020. He also has a career high ATP doubles ranking of 316 achieved on 2 March 2020. Walkin made his ATP main draw debut at the 2022 Adelaide International 2 after receiving a wildcard into the doubles main draw with Harry Bourchier.