Background
He was a grandson of Thomas Shuldham O"Halloran, South Australia"s first Police Commissioner. O"Halloran was born at O"Halloran Hill, South Australia the eldest son of Technology J. S. O"Halloran, Master of Science., and the grandson of his namesake, Major Thomas Shuldham O"Halloran, South Australia"s first Police Commissioner.
Education
He was educated at Street Peter"s College and trained as a lawyer, reading his articles with Louis von Doussa at Mount Barker.
Career
1865 – 7 June 1945) was a noted lawyer and Australian Rules football administrator in South Australia. He next joined the firm of Gordon, Nesbit, and Bright, then in 1896 started his own law office. He retired in 1931. He acted as solicitor for the Municipal Tramways Trust from its foundation, and was instrumental in draughting various statutes relating to industrial matters, notably the Industrial Code and the Early Closing Acting.
He was elected president of the Law Society in 1926.
Foreign 14 years he was president and chairman of the South Australian National Football League. and the Australian Football Council. They had no children.
Membership
O"Halloran was prominent in a number of sports - in his youth he was a keen cricketer, playing for Saint Peter"s College and was a member of the South Australian team which played the All-England Eleven in 1882. He was a member of the Adelaide Gun Club, and the Adelaide Oval Bowling Club. He was elected Life Member of the South.A.N.F.L.