| John Foster Dulles | Ankara, Istanbul | Met with President Bayer, Prime Minister Menderes, and senior Turkish
officials. | May 25–27, 1953 |
| John Foster Dulles | Ankara | Attended Baghdad Pact Ministerial Meeting. | January 26–30, 1958 |
| Christian Archibald Herter | Istanbul | Attended NATO Ministerial Meeting. | April 30–May 4, 1960 |
| David Dean Rusk | Ankara | Attended CENTO Ministerial Council Meeting. | April 26–29, 1961 |
| David Dean Rusk | Ankara | Met with President Gursel, Premier Inonu, and senior Turkish officials. | April 27–28, 1963 |
| David Dean Rusk | Ankara | Attended CENTO Ministerial Council Meeting. | April 19–22, 1966 |
| William Pierce Rogers | Ankara | Attended CENTO Ministerial Meeting. | April 29–May 1, 1971 |
| Henry A. (Heinz Alfred) Kissinger | Ankara | Met with Prime Minister Ecevit and senior Turkish officials. | March 10–11, 1975 |
| Henry A. (Heinz Alfred) Kissinger | Ankara | Attended CENTO Ministerial Meeting. | May 21–23, 1975 |
| Cyrus Roberts Vance | Ankara | Met with Prime Minister Ecevit and senior Turkish officials. | January 20–21, 1978 |
| Edmund Sixtus Muskie | Ankara | Attended NATO Ministerial Meeting. | June 25–26, 1980 |
| Alexander Meigs Haig | Ankara | Official visit. Met with President Evren and senior Turkish officials. | May 13–15, 1982 |
| George Pratt Shultz | Istanbul, Ankara | Discussed economic and defense matters with Prime Minister Ozal and senior Turkish
officials. | March 22–25, 1986 |
| James Addison Baker | Ankara | Met with Prime Minister Ozal and Foreign Minister Yilmaz. | February 14, 1989 |
| James Addison Baker | Ankara | Met with President Ozal and senior Turkish officials. | August 8–9, 1990 |
| James Addison Baker | Ankara | Met with President Ozal. | November 7, 1990 |
| James Addison Baker | Incirlik, Ankara | Discussed the Persian Gulf crisis with President Ozal and Foreign Minister
Alptemocin. | January 12–13, 1991 |
| James Addison Baker | Ankara | Met with President Ozal and senior Turkish officials. | March 16, 1991 |
| James Addison Baker | Ankara, Diyarbakir, Cukurca, Uzumlu | Discussed emergency aid to Kurdish refugees with President Ozal; visited refugee
camps. | April 7–8, 1991 |
| Warren Minor Christopher | Ankara, Istanbul | Met with President Demirel and senior Turkish officials. | June 12–14, 1993 |
| Warren Minor Christopher | Istanbul | Attended NATO and NACC Ministerial Meetings. | June 8–10, 1994 |
| Madeleine Korbel Albright | Istanbul, Izmit | Discussed disaster relief with Foreign Minister Cem. | September 5, 1999 |
| Madeleine Korbel Albright | Ankara, Ephesus, Istanbul | Accompanied President Clinton on a State visit; attended OSCE Summit meeting in
Istanbul. | November 14–19, 1999 |
| Colin Luther Powell | Ankara | Met with Foreign Minister Cem and senior officials. | December 5, 2001 |
| Colin Luther Powell | Ankara | Discussed the conflict in Iraq and economic aid with senior Turkish
officials. | April 1–2, 2003 |
| Colin Luther Powell | Ankara, Istanbul | Accompanied President Bush to the NATO Summit meeting in Istanbul. | June 26–29, 2004 |
| Condoleezza Rice | Ankara | Met with Foreign Minister Gul and Russian Foreign Minister Lavrov. | February 5–6, 2005 |
| Condoleezza Rice | Ankara | Met with Foreign Minister Gul. | April 25–26, 2006 |
| Condoleezza Rice | Ankara, Istanbul | Met with President Gul, Prime Minister Erdogan, and Foreign Minister Babacan.
Attended an expanded ministerial meeting of countries adjoining Iraq in
Istanbul. | November 2–3, 2007 |
| Hillary Rodham Clinton | Ankara | Met with Foreign Minister Babacan. | March 7, 2009 |
| Hillary Rodham Clinton | Istanbul | Attended a Libya Contact Group meeting. Met with President Gul, Prime Minister
Erdogan, and Foreign Minister Davutoglu. Attended a meeting of the Organization of the
Islamic Conference on combating religious intolerance. | July 15–17, 2011 |
| Hillary Rodham Clinton | Istanbul | Attended the second meeting of the “Friends of the Syrian People.” Met with Prime
Minister Tayyip Erdogan, Foreign Minister Ahmed Davutoglu, Arab League Secretary-General
Nabil al-Araby, and the Syrian National Council. | March 31–April 1, 2012 |
| Hillary Rodham Clinton | Istanbul | Met with Foreign Minister Ahmet Davutoglu, Deputy Prime Minister Ali Babacan, and
Swiss Foreign Minister Didier Burkhalter. Co-chaired the Global Counterterrorism
Forum. | June 7, 2012 |
| Hillary Rodham Clinton | Istanbul | Met with President Abdullah Gul, Prime Minister Recep Erdogan, Foreign Minister
Ahmet Davutoglu, and Syrian activists and refugees. | August 11–12, 2012 |
| John Forbes Kerry | Ankara | Met with President Abdullah Gul, Prime Minister Recep Tayyip Erdogan, and Foreign
Minister Ahmed Davutoglu. Discussed the Syrian crisis. | March 1–2, 2013 |
| John Forbes Kerry | Istanbul | Met with Foreign Minister Ahmed Davutoglu. | April 7, 2013 |
| John Forbes Kerry | Istanbul | Met with Foreign Minister Ahmed Davutoglu and attended a ministerial meeting of the
Friends of the Syrian People Core Group. Also met with Palestinian Authority President
Mahmoud Abbas and Ecumenical Patriarch Bartholomew. | April 20–21, 2013 |
| John Forbes Kerry | Ankara | Met with President Recep Tayyip Erdogan, Prime Minister Ahmed Davutoglu, and
Foreign Minister Mevlut Cavusoglu. | September 12–13, 2014 |
| John Forbes Kerry | Antalya | Attended a NATO Foreign Ministers Meeting. | May 12–13, 2015 |
| John Forbes Kerry | Antalya | Attended the G-20 Leadership Summit. | November 15–16, 2015 |
| Rex W. Tillerson | Ankara | Met with President Recep Erdogan, Prime Minister Binali Yilderim, and Foreign
Minister Mevlut Cavusoglu. | March 30–31, 2017 |
| Rex W. Tillerson | Istanbul | Met with President Recep Erdogan and Foreign Minister Mevlut Cavusoglu. | July 9–10, 2017 |
| Rex W. Tillerson | Ankara | Met with senior Turkish officials. | February 15–16, 2018 |
| Michael R. Pompeo | Ankara | Participated in a meeting with Vice President Mike Pence and Turkish President
Recep Tayyip Erdoğan to discuss the situation in northeast Syria. | October 17, 2019 |
| Michael R. Pompeo | Istanbul | Met with His All Holiness the Ecumenical Patriarch of Constantinople, Bartholomew
I. | November 16, 2020 |
| Antony Blinken | Incirlik, Ankara | Saw U.S. efforts to assist the Turkish authorities responding to the devastation
caused by the February 6 earthquakes and met with Turkish Foreign Minister Mevlüt
Çavuşoğlu. | February 19–20, 2023 |
| Antony Blinken | Ankara | Met with Foreign Minister Hakan Fidan. | November 5–6, 2023 |
