Stephen Sanders Chandler Jr. (September 13, 1899 – April 27, 1989) was a United States federal judge.
Born in Blount County, Tennessee, Chandler received an LL.B. from the University of Kansas in 1922. He was in private practice in Oklahoma City, Oklahoma from 1922 to 1943. He was a member of the law faculty at Oklahoma City University from 1957 to 1960.
On February 1, 1943, Chandler was nominated by President Franklin D. Roosevelt to a new seat on the United States District Court for the Western District of Oklahoma created by 54 Stat. 219. He was confirmed by the United States Senate on May 10, 1943, and received his commission on May 13, 1943. He served as chief judge from 1956 to 1969, although the Judicial Council of the circuit suspended him from his duties. He assumed senior status on October 20, 1975. Chandler served in that capacity until his death, in 1989.