There are 14 Grey Streets in metropolitan Melbourne, but by far the best-known is Grey Street in St Kilda, once a grand residential street but now with a reputation as a centre of prostitution. Grey St was almost certainly named after Sir George Grey, who was Governor of South Australia from 1841 to 1845 and later Prime Minister of New Zealand from 1877 to 1879. St Kilda's official historian, John Butler Cooper, suggests that it may have been named for another Sir George Grey, a British politician, but the fact other nearby streets are also named after colonial governors (Fitzroy St after Charles FitzRoy, Governor of New South Wales, Barkly St after Henry Barkly, Governor of Victoria, and Robe St after Frederick Robe, Grey's successor as Governor of South Australia), makes the first Sir Ge