Raja Mumtaz Hussain Rathore (Urdu: راجہ ممتاز حسین راٹھور) was an Azad Kashmiri politician.

[citation needed] Rathore was elected Prime Minister under the fourth Assembly in May 1990 with his tenure officially starting on 29 June.

[2] He served as Prime Minister until 1991, when he was ousted and arrested after accusing Nawaz Sharif of rigging the state election.

His political career continued and, after his tenure as Prime Minister ended, Rathore lead nearly 2,000 constituents in a march to the Indian-administered Kashmir in 1993.

[citation needed] His son Raja Faisal Mumtaz Rathore has also pursued a political career, including a General Secretary position in the PPP.