Hopoate is a Tongan surname. Notable people with this surname include:
John Hopoate (born 1974), Australian rugby league player and boxer Albert Hopoate (rugby league, born 1985), Australian rugby league player, younger brother of John William Hopoate (born 1992), Australian rugby league player, son of John Jamil Hopoate (born 1994), Australian rugby league player and convicted criminal, son of John Albert Hopoate (rugby league, born 2001), Australian rugby league player, son of John Lehi Hopoate (born 2005), Australian rugby league player, son of John