Who was the first democratically elected prime minister of Pakistan?

Who was the first democratically elected prime minister of Pakistan?

پاکستان کا پہلا جمہوری منتخب وزیراعظم کون تھا؟
Explanation

Zulfiqar Ali Bhutto was the first democratically elected prime minister of Pakistan.

Benazir Bhutto was the first democratically elected female prime minister of Pakistan.