Prince Taufaʻahau Manumataongo Tukuʻaho (born 10 May 2013)[1] is a Tongan royal, second in the line of succession to the Tongan throne as the eldest son and child of Crown Prince Tupouto'a 'Ulukalala.[1] Taufa'ahau is the eldest grandson of the current King of Tonga, Tupou VI.
He has three younger sisters: Princess Halaevalu Mataʻaho (born 12 July 2014); Princess Nanasipauʻu Eliana (born 20 March 2018); Princess Salote Mafile’o Pilolevu (25 February 2021).