Walter Leon Cutler (born November 25, 1931, in Boston, Massachusetts) is an international consultant and advisor, with a focus on the Middle East, and a former U.S.

[1][2] Cutler was previously a career diplomat, serving twice as Ambassador to the Kingdom of Saudi Arabia (1984–87, 1988–89); Tunisia (1982–84); and Congo-Zaire (1975-79).

Other foreign service included opening the first American post in Yaounde, Cameroon; political officer in Algiers just after Algeria's independence; consul in Tabriz, Iran; political-military officer in Seoul, Korea, at the time of North Korea's capture of the U.S intelligence ship Pueblo; and political officer in Saigon during the Vietnam war.

From 1989 to 2006, Cutler was President of Meridian International Center, a not-for-profit institution in Washington, D.C. dedicated to promoting global understanding through the exchange of people, ideas and the arts.

Currently residing in Washington with his wife Isabel (Didi), a photographer, Cutler is a member of The Council on Foreign Relations, The American Academy of Diplomacy, The Association for Diplomatic Studies and Training, The Foreign Service Association, The Middle East Institute, The National Council on U.S.-Arab Relations, Tunisian-American Young Professionals, and GlobalTies US.