Background
He was born at Marshall Mount to Henry Osborne and Sarah Marshall.
He was born at Marshall Mount to Henry Osborne and Sarah Marshall.
He was educated in England and became a pastoralist on his return to New South Wales.
In 1864 he was elected to the New South Wales Legislative Assembly for Illawarra, but he resigned in 1866. Osborne died at Currandooley station near Lake George in 1902.