Los Angeles - Actor Heath Ledger won a posthumous Oscar Sunday as best-supporting actor.

Ledger, who died in January 2008 at age 28 from an accidental drug overdose, won for his widely acclaimed portrayal of the manic criminal the Joker in the Batman sequel The Dark Knight.

Ledger's family after due deliberations has concluded that the posthumously awarded Golden Globe, should go to Matilda, his 3-year-old daughter with actress Michelle Williams, who separated from him, a few months before Ledger's death.

Sydney  - Sally Bell, mother of dead Australian actor Heath Ledger, has promised that his posthumous Golden Globe award would go to his daughter, Matilda.

Los Angeles  - Heath Ledger won a Golden Globe award for best supporting actor Sunday for his role as The Joker in the Batman drama The Dark Knight.

The Australian Film Institute posthumously awarded Heath Ledger for his performance as the Joker in 'The Dark Knight', triumphing over other Australians like Eric Bana (The Other Boleyn Girl), Russell Crowe (American Gangster) and Jack Thompson (Leatherheads). Back in 2006, Ledger won the same award for his Oscar nominated performance in 'Brokeback Mountain'.