Raja Muhammad Zafar-ul-Haq (Urdu: راجہ ظفرالحق; born 18 November 1935), is a Pakistan Senator from the Punjab, serving since being elected on 12 March 2009.[1] He is the current leader of the opposition in Senate. He is currently serving as the Chairman of the Pakistan Muslim League (N), a centre-right but conservative party, since 20 February 2000.