Muhammad Nawaz Marri (Urdu: {{Nastaliq|مير محمد نواز مری) was a Pakistani judge of the Balochistan High Court in Quetta. He was the brother of justice Mir Khuda Baksh Marri and uncle of Mir Shahnawaz Khan Marri who served as MPA, Minister of Balochistan, DG Mines and Minerals Balochistan and provincial secretary.
On Jan 7, 2000, Muhammad Nawaz Marri was assassinated . The murder was carried out by the orders of Khair Bakhsh Marri by his sons Balach Marri, Ghazan Marri and Mehran Marri.[1] [2]