Sam Backo, Australian rugby league player
Sam Backo (born 1 January 1961) is an Australian former professional rugby league footballer who played as a prop in the 1980s and 1990s.

Named as one of the greatest Aboriginal players of the 20th century, he represented Australia and Queensland, and played club football in the New South Wales Rugby League premiership for the Canberra Raiders and Brisbane Broncos, primarily as a prop forward. Backo was the first Australian forward to score tries in all three Tests of an Ashes series, and following his retirement was named in an Indigenous Australian team of the century.