The following is a list of Australians who have attained admiral rank within the Royal Australian Navy (RAN); that is, officers who have held the rank of admiral, vice admiral or rear admiral. The Commonwealth Naval Forces were established on 1 March 1901, following the Federation of Australia, as Australia's naval force. The service was reorganised and re-titled as the RAN in 1911. William Creswell, regarded as the "father" of the RAN, was the service's first member to attain flag rank on being promoted to rear admiral in 1911; he later also became the first vice admiral (1922). In 1936, Sir George Hyde became the first officer to be promoted to full admiral, one of only seven members of the RAN to attain this rank as of July 2024. A further 28 individuals have reached vice admiral in the RAN and 142 rear admiral. Five officers have additionally retired with the honorary rank of rear admiral.