John M. Costello

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John M. Costello

John Martin Costello (January 15, 1903 – August 28, 1976) was a U.S. Representative from California.

Born in Los Angeles, California, the son of Irish immigrants,[1] Costello attended the public schools. He was graduated from Loyola Law School, Los Angeles, California, in 1924. He was admitted to the bar the same year and commenced practice in Los Angeles. He was a teacher in Los Angeles secondary schools in 1924 and 1925. He was an unsuccessful candidate for election to the Seventy-third Congress in 1932.

Costello was elected as a Democrat to the Seventy-fourth and to the four succeeding Congresses (January 3, 1935 – January 3, 1945). He was an unsuccessful candidate for renomination in 1944 to the Seventy-ninth Congress. He served as general counsel and manager of the Washington office of the Los Angeles Chamber of Commerce from 1945 to 1947. He engaged in the practice of law in Washington, D.C. from 1947 to 1976. He died in Las Vegas, Nevada, August 28, 1976. He was interred in Calvary Cemetery, Los Angeles, California.

See also[edit]


  • United States Congress. "John M. Costello (id: C000795)". Biographical Directory of the United States Congress.
  1. ^ "United States Census, 1910", FamilySearch, retrieved March 14, 2018
U.S. House of Representatives
Preceded by
William I. Traeger
Member of the U.S. House of Representatives
from California's 15th congressional district

Succeeded by
Gordon L. McDonough

 This article incorporates public domain material from the Biographical Directory of the United States Congress website