| Jan E. DuBois | |
| Office: | Senior Judge of the United States District Court for the Eastern District of Pennsylvania |
| Term Start: | April 15, 2002 |
| Office1: | Judge of the United States District Court for the Eastern District of Pennsylvania |
| Term Start1: | July 27, 1988 |
| Term End1: | April 15, 2002 |
| Appointer1: | Ronald Reagan |
| Predecessor1: | Clifford Scott Green |
| Successor1: | James Knoll Gardner |
| Birth Name: | Jan Ely DuBois |
| Birth Date: | 17 January 1931 |
| Education: | Yale University (LLB) |
Jan Ely DuBois (born January 17, 1931) is a senior United States district judge of the United States District Court for the Eastern District of Pennsylvania.
A native of Philadelphia, DuBois graduated from the University of Pennsylvania in 1952, with a Bachelor of Science degree. From 1952 to 1954 he served in the United States Army. He received his Bachelor of Laws from Yale Law School in 1957. While at law school, he served as a clerk in the Civil Division of the United States Department of Justice in 1956. After graduation, he was a law clerk to Judge Harry Ellis Kalodner of the United States Court of Appeals for the Third Circuit from 1957 to 1958. From 1958 to 1988 he worked in private practice in Philadelphia.
DuBois was nominated by President Ronald Reagan on May 10, 1988, to a seat on the United States District Court for the Eastern District of Pennsylvania vacated by Judge Clifford Scott Green. He was confirmed by the United States Senate on July 26, 1988, and received commission on July 27, 1988. He assumed senior status on April 15, 2002.
He served as the judge in the case Robbins v. Lower Merion School District.