William H. Duncan

William H. Duncan
Official portrait, 2023
United States Ambassador to El Salvador
In office
February 2, 2023 – July 31, 2025
PresidentJoe Biden
Donald Trump
Preceded byRonald D. Johnson
Succeeded byElizabeth Hoffman Franolich (Acting)
Personal details
BornWilliam Huie Duncan
Louisiana, U.S.
EducationUniversity of Arkansas (BA, JD)
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William Huie Duncan is an American former diplomat who served as the United States ambassador to El Salvador from 2023 to 2025.