Belinda Green won the Miss World 1972 contest at the age of 20. Growing up in Sydney, she became the second woman from her country to win the title; the first, Penelope Plummer, was crowned Miss World in 1968. The pageant was held in London, at the Royal Albert Hall
Her triumph came in a year that saw Australia win the Miss Universe crown, the Miss Asia Pacific title, and placed first runner-up in the Miss International.
Green was married to advertising entrepreneur John Singleton for several years until 1987. They had two daughters.
Green was married to Neville James Browne. They met in May 1993, commenced to live together on 19 November 1993, and were married on 18 December 1993. They separated on 1 January 1997.