William O'Dwyer

William O'Dwyer
O'Dwyer in 1945
United States Ambassador to Mexico
In office
November 23, 1950 – December 6, 1952
PresidentHarry S. Truman
Preceded byWalter C. Thurston
Succeeded byFrancis White
101st Mayor of New York City
In office
January 1, 1946 – August 31, 1950
Preceded byFiorello H. La Guardia
Succeeded byVincent R. Impellitteri
Kings County District Attorney
In office
January 1, 1940 – August 1, 1945
Preceded byWilliam F.X. Geoghan
Succeeded byGeorge J. Beldock
Personal details
Born(1890-07-11)July 11, 1890
DiedNovember 24, 1964(1964-11-24) (aged 74)
PartyDemocratic
Spouses
  • Catherine Lenihan
    (m. 1916; died 1946)
  • (m. 1949; div. 1953)
RelationsPaul O'Dwyer (brother)
Brian O'Dwyer (nephew)
Frank Durkan (nephew)
Alma materFordham University Law School
ProfessionAttorney
Military service
Allegiance United States
Branch/service United States Army
Years of service1942–1945
Rank Brigadier General
Battles/warsWorld War II
AwardsLegion of Merit
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William O'Dwyer (July 11, 1890 – November 24, 1964) was an Irish American attorney and Democratic Party politician who served as the 101st Mayor of New York City from 1946 to 1950, when he resigned under the cloud of multiple investigations into corruption in the New York City Police Department. He also served as Brooklyn District Attorney from 1940 to 1945 and United States Ambassador to Mexico from 1950 to 1952.