George Tupou Karun (Tongan: Siaosi Tupou V, oruko lekunrere: Siaosi Tāufaʻāhau Manumataongo Tukuʻaho Tupou V), (ojoibi 4 May 1948) ni Oba ile Tonga.

George Tupou V
Reign 11 September 2006 – present
Coronation 01 August 2008
Predecessor Taufa'ahau Tupou IV
House House of Tupou
Father Taufa'ahau Tupou IV
Mother Halaevalu Mataʻaho ʻAhomeʻe