Career
He represented Albert County in the Legislative Assembly of New Brunswick from 1897 to 1908 as a Liberal member. He was born in England, was educated in Hertfordshire and later emigrated to New Brunswick. Osman married Laura East. Tomkins.
He was the manager of a plaster mill and quarries at Hillsborough.
He was first elected in an 1897 by-election held after William James Lewis was elected to the Canadian House of Commons. Osman served as speaker from 1907 to 1908.