Sardar Bahadur Khan (born July 8, 1908– 31 December 1975) was the 9th Chief Minister of the Khyber-Pakhtunkhwa (then NWFP). He was a son of Risaldar Mir Dad Khan and brother of a President of Pakistan, General Muhammad Ayub Khan. He was born at Rehana village in Haripur District.
He received his LLB Degree from Aligarh Muslim University. A member of the Muslim League in the province, he was elected to the NWFP Legislative Assembly from the Haripur Central constituency at a by-election in Winter 1939, after the demise of the incumbent, senior Muslim League leader Khan Sahib Abdul Majid Khan Tarin. He became Speaker of the Assembly in 1942.
He was re-elected in the 1946 elections.
Khan (Pakistan Muslim League) served as Minister of State for Foreign Affairs, Commonwealth Relations and Communications in the government of Prime Minister Liaquat Ali Khan (Muslim League]) from February 17 – September 10, 1949 when he was promoted to Cabinet Minister.
He served as Minister for Communications in the cabinets of multiple Prime Ministers: Liaquat Ali Khan from September 10, 1949 – October 19, 1951, Khawaja Nazimuddin from October 24, 1951 – April 17, 1953 and Muhammad Ali Bogra from April 17, 1953 – October 24, 1954. He held the additional portfolio of Health and Works from September 10, 1949 – September 20, 1949.
Khan served as Chief Commissioner of Balochistan from November 8, 1954 – July 19, 1955.
He was a proponent of the ""One Unit Scheme"" and was nominated to replace Sardar Abdur Rashid Khan as Khyber-Pakhtunkhwa Chief Minister. He remained Chief Minister from July 29, 1955 – October 14, 1955 when the province merged into the new province of West Pakistan.
After the 1962 elections, he became Leader of the Opposition in the National Assembly of Pakistan during the government of President Field Marshal Muhammad Ayub Khan.
The Sardar Bahadur Khan Women University in Quetta is named in his memory.