Secretary General of the Organization of American States

The Secretary General shall direct the General Secretariat, be the legal representative thereof, and ... be responsible to the General Assembly for the proper fulfillment of the obligations and functions of the General Secretariat. [Article 109, OAS Charter.]

Secretaries General of the OAS

• Alberto Lleras Camargo (Colombia) 1948–1954
• Carlos Dávila (Chile) 1954–1955
• José A. Mora (Uruguay) 1956–1968
• Galo Plaza (Ecuador) 1968–1975
• Alejandro Orfila (Argentina) 1975–1984
• João Clemente Baena Soares (Brazil) 1984–1994
• César Gaviria (Colombia) 1994–present

Assistant Secretaries General of the OAS

• William Manger (United States) 1948–1958
• William Sanders (United States) 1958–1968
• M. Rafael Urquía (El Salvador) 1968–1975
• Jorge Luis Zelaya Coronado (Guatemala) 1975–1980
• Val T. McComie (Barbados) 1980–1990
• Christopher R. Thomas (Trinidad and Tobago) 1990–2000
• Luigi Einaudi (United States) 2000–present