Ambassador William B Millam is a senior US Diplomat and specialist in South Asia and West Africa. He served as Ambassador to Pakistan (1998-2001), Ambassador to Bangladesh (1990-93), Chief of Mission to Liberia (1995-98), and Deputy Assistant Secretary for International Finance and Development (1985-90). From November 2002 to October 2018, he served as the Senior Policy Scholar of Asia program at the Woodrow Wilson Center in Washington DC. Born in July 24, 1936, Millam is also the Senior Policy Scholar at the Woodrow Wilson International Center for Scholars in Washington, D.C.

William B. Milam is working as editor of the South Asia Perspectives, a Washington based foreign policy magazine on South Asia. He also writes for The Friday Times (TFT).

Before joining the Wilson Center, he was a career diplomat. He retired from the U.S. Foreign Service at the end of July 2001, but continues to take on temporary assignments for the State Department; the most recent was as temporary Chief of Mission at the U.S. Embassy in Tripoli, Libya from August 2007 to February 2008. His last post before retirement was as Ambassador to the Islamic Republic of Pakistan where he served from August 1998 to July 2001.

He was U.S. Ambassador to Bangladesh from August 1990 to October 1993. From September 1985 to August 1990, prior to his appointment to Bangladesh, Ambassador Milam was Deputy Assistant Secretary of State for International Finance and Development. He represented the United States at the Paris Club, the international forum for rescheduling official debt, and with the other official creditors, and helped to design programs for debt reduction of the poorest countries.