William Desmond Te Kahika Jr (born 18 July 1972), also known as Billy TK Jr, is a New Zealand Māori conspiracy theorist, blues musician and guitarist, businessman and former political candidate. During the 2020 New Zealand general election, Te Kahika attracted media coverage both as the leader of the fringe New Zealand Public Party and for his promulgation of conspiracy theories. Te Kahika and the Public Party opposed the New Zealand Government's lockdown restrictions in response to the COVID-19 pandemic. Te Kahika, who lives in Whangārei, is the son of Māori musician Billy TK.