Prince Ahoeitu Unuakiotonga Tukuaho (born 12 July 1959), is the younger brother of King George Tupou V of Tonga and officially confirmed by the latter on 27 September 2006 the Heir Presumptive to the Tongan throne.http://www.matangitonga.to/article/tonganews/royalty/tupoutoa_lavaka270906.shtml