Who was the first Civilian to hold the post of CMLA of Pakistan?

Who was the first Civilian to hold the post of CMLA of Pakistan?

Explanation

Zulfikar Ali Bhutto was a politician who served as the 9th Prime Minister of Pakistan from 1973 to 1977, and prior to that as the fourth President of Pakistan from 1971 to 1973.

CMLA means Chief Martial Law Administrator.