Family name 祖希 (Josie 
, Zuxi 
, 祖希 ) , globally, is quite a rare surname. The family name 祖希 is characteristic of British Virgin Islands, where it is quite a common surname, Namibia, where it is quite a rare surname, and Malta. In absolute terms, it is the most numerous in the United States, China, and Indonesia. Much more prevalently, 祖希 is the forename as well as the last name.