Olney, Warren was born on March 11, 1841 in Davis Company, Iowa, United States. Son of William and Eliza Ann (Green) Olney.
Student Central University of Iowa, University of Michigan, 1 year. Bachelor of Laws, University of Michigan, 1868.
Father of Warren O., Junior Private to captain in Civil War, May 21, 1861-August 15, 1865. Served in West and Southwest. Admitted to bar, San Francisco, 1869.
Nominated as mayor of Oakland, California, by both Republican and Democratic convs., 1903. Elected. Director California Title Insurance & Trust Company. President S. San Francisco Dock Company Trustee Mills College.