| Post: | Ambassador-at-Large |
| Body: | the United States to Monitor and Combat Trafficking in Persons |
| Insignia: | U.S. Department of State official seal.svg |
| Insigniasize: | 120px |
| Insigniacaption: | Seal of the United States Department of State |
| Incumbent: | Cindy Dyer |
| Incumbentsince: | January 4, 2023 |
| Nominator: | President of the United States |
| Inaugural: | Nancy Ely-Raphel |
| Formation: | 2001 |
| Website: | Office to Monitor and Combat Trafficking in Persons |
The United States Ambassador-at-Large to Monitor and Combat Trafficking in Persons is the head of the Office to Monitor and Combat Trafficking in Persons in the United States Department of State. The ambassador-at-large advises the United States Secretary of State and the Under Secretary of State for Civilian Security, Democracy, and Human Rights directly and formulates U.S. policy on human trafficking. As the head of the Office to Monitor and Combat Trafficking in Persons, this Ambassador also has the rank of Assistant Secretary.[1] [2]
Nancy Ely-Raphel served as the first U.S. Ambassador-at-Large (2001–2002). She was followed by John R. Miller (2002–2006), Mark P. Lagon (2007–2009), Luis CdeBaca (2009–2014), Susan P. Coppedge (2015–2018) and John Cotton Richmond (2018–2021).
, the ambassadorship is held by Cindy Dyer.[3]
| Image | Name | Appointment | Left office | President served under | ||
|---|---|---|---|---|---|---|
| 1 | Nancy Ely-Raphel | 2001 | 2002 | George W. Bush | ||
| 2 | John R. Miller | July 30, 2004[4] | December 15, 2006 | George W. Bush | ||
| 3 | Mark P. Lagon | May 31, 2007[5] | January 20, 2009 | George W. Bush | ||
| 4 | Luis CdeBaca | May 18, 2009 | November 10, 2014 | Barack Obama | ||
| - | November 10, 2014 | October 19, 2015 | Barack Obama | |||
| 5 | Susan P. Coppedge | October 19, 2015 | July 21, 2017 | Barack Obama | ||
| 6 | John Cotton Richmond[6] | October 17, 2018[7] | January 20, 2021 | Donald Trump | ||
| 7 | Cindy Dyer | January 4, 2023 | Present | Joe Biden |