Wisner, Oscar Francis was born on September 25, 1858 in Wilton Junction, Iowa, United States. Son of Charles Wesley and Sarah (Kunkie) Wisner.
Bachelor of Arts, University of Wooster, 1881, A.M., 1884. Western Theological Seminary, Pittsburgh, 2 years. Graduate Princeton Theological Seminary, 1885. Doctor of Divinity, Wooster, 1900.
Teacher, Wooster U., 1883-1884. Ordained Presbyterian ministry, 1885. Went to Canton, China, as missionary and engaged as teacher, Presbyterian Academy, 1885-1893.
Preached in Iowa, 1894-1895. Pastor, Santa Monica, California, 1895-1898. President Canton Christian College, Canton, China, 1898-1907.
Professor of missions, University of Wooster, 1908-1912. Field investigator Department Church and Country Life, Presbyterian Board of Home Missions, 1912-1914. Pastor Adrian Community Presbyterian Church, Parma, Idaho, 1915-1916.
Chinese interpreter United States Immigration Service, Angel Island, California, 1917-1918. Educational secretary Young Men’s Christian Association, Camp Kearny, California, 1918-1919. Director Oilfields (California) Industrial School, since 1921.