William H. Twaddell (born 1941) is a retired American diplomat and former journalist for the New York Daily News.
[1] In addition to his diplomatic career, Twaddell served as interim CEO of Dorcas International Institute.
[2] Twaddell joined the Foreign Service in 1969, and was first assigned to Dhahran, Saudi Arabia as a Vice Consul.
After returning to Washington, D.C., Twaddell became a petroleum analyst, and eventually joined the Department of State's Executive Secretariat.
In this position, he was the de facto U.S. ambassador to the country, given the lack of formal relations between the United States and the Liberian national government at the time.