Background
Sonsteby, John Jay was born on January 15, 1879 in Milwaukee, Wisconsin, United States. Son of Knudt J. and Christiana (Sorensen) Sonsteby.
Sonsteby, John Jay was born on January 15, 1879 in Milwaukee, Wisconsin, United States. Son of Knudt J. and Christiana (Sorensen) Sonsteby.
Began practice of law in Chicago, 1906. Admitted to bar of Nova Scoti Supreme Court, in 1912. Member Chicago Board of Education, 1906-1909 and 1912-1915.
Attorney for city treasurer, Chicago, 1916-1918.
Elected chief justice Municipal Court of Chicago, November 4, 1930, reelected, 1936. Chairman Bds. of Instruction, Northern District Illinois during World War I.
Government appeal agent and member legal advisory committee of Exemption Board Northern 78, Selective Service.
Mason; member Order of the Eastern Star, White Shrine, Maccabees, Royal League, National Union.
Married Alice R. Osland, May 28, 1913. Children: Helene Alice (Mistress Henry M. Sinclair), Mona Katherine.