| Office: | United States Special Envoy for the Horn of Africa |
| President: | Joe Biden |
| Term Start: | June 1, 2022[1] |
| Predecessor: | David Satterfield |
| Office1: | United States Ambassador to the Democratic Republic of the Congo |
| President1: | Donald Trump Joe Biden |
| Term Start1: | December 22, 2018[2] |
| Term End1: | June 1, 2022 |
| Predecessor1: | James Swan |
| Successor1: | Lucy Tamlyn |
| Office2: | United States Ambassador to Chile |
| President2: | Barack Obama |
| Deputy2: | Dale Eppler[3] |
| Term Start2: | April 8, 2014 |
| Term End2: | August 2016 |
| Predecessor2: | Alejandro Wolff |
| Successor2: | Carol Perez |
| Office3: | 27th Assistant Secretary of State for Public Affairs |
| President3: | Barack Obama |
| Term Start3: | March 14, 2011 |
| Term End3: | September 3, 2013 |
| Predecessor3: | Philip Crowley |
| Successor3: | Douglas Frantz |
| Birth Date: | 26 December 1963 |
| Birth Place: | Washington, D.C., U.S. |
| Alma Mater: | Georgetown University (BS) Tufts University (MA) National Defense University (MA) |
Michael A. Hammer (born December 26, 1963) is an American diplomat who is serving as the United States Special Envoy for the Horn of Africa as of 2022. A career member of the United States Foreign Service, Hammer previously served as the United States ambassador to Chile from 2014 to 2016 and the United States ambassador to the Democratic Republic of the Congo from 2018 to 2022.
Born in Washington D.C., Hammer grew up in Latin America, living in Honduras, El Salvador, Colombia, Venezuela, and Brazil.[4] He received a bachelor's degree from Georgetown University's Edmund A. Walsh School of Foreign Service, and master's degrees from The Fletcher School of Law and Diplomacy at Tufts University and the National War College at the National Defense University.
Mike Hammer is a career member of the United States Senior Foreign Service. Hammer joined the Foreign Service in 1988 and has served abroad in Bolivia, Norway, Iceland, and Denmark. In Washington, he has served in the State Department's Operations Center and as Special Assistant to Under Secretary of State for Political Affairs Marc Grossman, where Hammer was responsible for Latin American affairs.[5] From 2012 to 2013, Hammer served as Assistant Secretary of State for Public Affairs. He served as Acting Assistant Secretary from 2011 to 2012.
Hammer served as Special Assistant to the President, Senior Director for Press and Communications, and Spokesman at the National Security Council at the White House from 2009 to 2011. He also previously served at the National Security Council as Deputy Spokesman (from 1999 to 2000) and Director for Andean Affairs (from 2000 to 2001).
On June 21, 2013, President Barack Obama nominated Hammer to be the United States Ambassador to the Republic of Chile. He was confirmed by the United States Senate on March 6, 2014, and sworn in the day after on March 7.[6]
He was nominated to be the next ambassador to the Democratic Republic of the Congo by President Donald Trump on June 20, 2018, and confirmed by the Senate on September 6, 2018.[7] On June 1, 2020, Hammer said he was "deeply disturbed" by the murder of George Floyd, and further stated that "Law enforcement must be held accountable worldwide. No one is above the law".[8]
On June 1, 2022, U.S Secretary of State Antony Blinken announced Mike Hammer as the new Special Envoy for the Horn of Africa under the Biden Administration, replacing David Satterfield.[9] In late July the same year, Hammer visited Egypt and Ethiopia to build relations and discuss the Grand Ethiopian Renaissance Dam.[10] [11] Throughout 2022, he also worked with Ethiopian and Tigrayan officials to negotiate an end to the Tigray War.[12] [13] [14] On November 2 (with Hammer acting as one of the mediators), a peace treaty was signed between the government of Ethiopia and the Tigray People's Liberation Front (TPLF), formally ending the war on November 3.[15] [16] [17]
In August 28, 2023, Hammer announced he would meet with Kenyan, Ethiopian, African Union and Intergovernmental Authority on Development (IGAD) officials to discuss ways to resolve a conflict in Sudan, which began earlier that year.[18]
Hammer is married with three children. He speaks Spanish, French, Portuguese, and Icelandic.
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