Wang Chien-fa (; born 19 March 1949) is a politician in Taiwan. He was the Magistrate of Penghu County from 20 December 2005 until 25 December 2014.
Wang obtained his bachelor's degree in public administration from National Open University.
Wang was elected Magistrate of Penghu County as the Kuomintang candidate on 3 December 2005 and assumed office on 20 December 2005.
Wang was reelected for a second term on 5 December 2009.