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Philip C. Jessup Edit Profile

diplomat , judge

Philip C. Jessup, American judge, diplomat. Bar: District of Columbia 1925, New York 1927. Decorated Hungarian Cross of Merit, Class II; Oficial Ordem Nacional do Cruizeiro do Sul (Brazil); grand officer National Order Cedars (Lebanon); recipient Hudson Gold medal American Society International Law, Medal of Excellence Columbia Law School Alumni Association, 1977; Fowler Harper fellow Yale Law School, 1966.


Jessup, Philip C. was born on January 5, 1897 in New York City. Son of Henry Wynans and Mary Hay (Stotesbury) Jessup.


AB, Hamilton College, 1919. Doctor of Laws (honorary), Hamilton College, 1937. Bachelor of Laws, Yale University, 1924.

Doctor of Laws (honorary), Yale University, 1964. AM, Columbia University, 1924. Doctor of Philosophy, Columbia University, 1927.

Doctor of Laws (honorary), Columbia University, 1970. Doctor of Laws (honorary), Case Western Reserve University, 1941. Doctor of Laws (honorary), Rutgers University, 1950.

Doctor of Laws (honorary), Seoul National University, 1950. Doctor of Laws (honorary), Middlebury College, 1950. Doctor of Laws (honorary), Brown University, 1949.

Doctor of Laws (honorary), St. Lawrence University, 1966. Doctor of Laws (honorary), University Michigan, 1966. Doctor of Laws (honorary), Johns Hopkins University, 1970.

Doctor of Laws (honorary), Brandeis University, 1971. Doctor of Laws (honorary), Colby College, 1973. Liquid crystal display (honorary), Colgate University, 1950.

Liquid crystal display (honorary), Union College, 1951. Doctor of Letters (honorary), University Hanoi, 1950. Juris Doctor, Oslo University, 1946.

Doctor honoris causa, University Paris, 1948.


Member, Parker & Duryea, 1927-1943;lecturer international law, Columbia University, New York City, 1925-1927;assistant professor, Columbia University, New York City, 1927-1929;associate professor, Columbia University, New York City, 1929-1935;professor, Columbia University, New York City, 1934-1946;Hamilton Fish professor international law and diplomacy, Columbia University, New York City, 1946-1961;Jacob Blaustein lecturer, Columbia University, New York City, 1970;judge, International Court of Justice, 1961-1970;Whitney H. Shepardson senior research fellow in residence, Council on Foreign Rels., 1970-1971;Barnette Miller lecturer, Wellesley College, 1971. Visiting professor Harvard Law School, 1938-1939. Storrs lecturer Yale Law School, 1956.

Cooley lecturer Michigan U. Law School, 1958. Sibley lecturer U. Georgia School Law, 1970. Legal advisor to federal government officers, delegations, 1924-1953, at internat conferences, embassies and to the United States delegations at United Nations.

United States representative to United Nations General Assembly, 1948-1952. Appointed ambassador at large, 1949, resigned, 1953. Chairman Chile-Norway Permanent Conciliation Commission.

Honorary member governing county International Institute for Unification of Private Law, 1967-1986.


  • Bar: District of Columbia 1925, New York 1927.



With American Expeditionary Force, World War I. Member American Bar Association, American Philosophical Society, American Academy Arts and Sciences, Institut de droit International (1st vice president 1973-1975), American Society International Law (honorary president 1969-1973), Connecticut Bar Association (Distinguished Public Service award 1970), Council on Foreign Relations, Round Table, Century Club, Cosmos Club (Washington), others.


Married Lois Walcott Kellogg, July 23, 1921. 1 son, Philip C.

Henry Wynans Jessup

Mary Hay (Stotesbury) Jessup

Lois Walcott Kellogg