William A. Heidt

{{Short description|American diplomat}}

{{Infobox officeholder

| name = William A. Heidt

| image = William Heidt.jpg

| office = United States Ambassador to Cambodia

| president = Barack Obama
Donald Trump

| term_start = September 14, 2015

| term_end = November 28, 2018

| predecessor = William E. Todd

| successor = W. Patrick Murphy

| birth_date = {{birth year and age|1961}}

| birth_place = Erie, Pennsylvania, U.S.

| death_date =

| death_place =

| spouse = Sotie Kenmano

| children = Allen Heidt [https://www.foreign.senate.gov/imo/media/doc/062315_Heidt_Testimony.pdf]

| alma_mater = Pennsylvania State University (BA)
George Washington University (MA)

}}

William A. "Bill" Heidt (born 1961)[https://history.state.gov/departmenthistory/people/heidt-william-a William A. Heidt (1961–)] is an American diplomat who was the United States Ambassador to Cambodia from 2015 to 2018. He was nominated on April 7, 2015, by President Barack Obama{{cite web |title=President Obama Announces More Key Administration Posts |url=https://obamawhitehouse.archives.gov/realitycheck/the-press-office/2015/04/07/president-obama-announces-more-key-administration-posts |publication-date=7 April 2015 |accessdate=1 November 2023}} to succeed William E. Todd.{{cite web |url=https://2009-2017.state.gov/m/dghr/coc/2015/240977.htm |title=Heidt, William A. - Kingdom of Cambodia - April 2015 |work=state.gov |accessdate=September 19, 2015}} He was confirmed by the U.S. Senate on August 5, 2015.{{cite web |title=PN335 — William A. Heidt — Department of State |website=Congress.gov |date=5 August 2015 |url=https://www.congress.gov/nomination/114th-congress/335 |accessdate=1 November 2023}} and sworn in on September 14, 2015.{{cite web |url=http://kh.usembassy.gov/ambassador.html |title=Ambassador William A. Heidt |work=U.S. Embassy |accessdate=September 21, 2015}} His term ended on November 28, 2018.

Heidt earned a bachelor's degree in Foreign Service and International Politics from Pennsylvania State University and a master's degree in International Relations from George Washington University.