John Augustine Collins – Wikipedia

Vice-Admiral Sir John Augustine Collins, KBE, CB (7 January 1899 – 3 September 1989) was a Royal Australian Navy (RAN) officer who served in both World Wars, and who eventually rose to become a vice admiral and Chief of Naval Staff.Collins was one of the first graduates of the Royal Australian Naval College to attain flag rank. During the Second World War, he commanded the cruiser HMAS …

https://en.wikipedia.org/wiki/John_Augustine_Collins