James Leon Dennis (born January 9, 1936) is an American lawyer, jurist, and former politician serving as a senior United States circuit judge of the United States Court of Appeals for the Fifth Circuit, with chambers in New Orleans, Louisiana.

- Gender
- Male
- Race
- White
Prior employment
- Supreme Court of LouisianaAssociate justice · 1975–1995
- Louisiana Court of Appeal, Second Judicial CircuitJudge · 1974–1975
- Louisiana District Court, Fourth Judicial DistrictJudge · 1972–1974
- Private practice, Monroe, Louisiana1962–1972
- LouisianaState representative · 1968–1972
U.S. Army1955–1957
Appointments
1995–2022 · Appointed by William J. Clinton (Democratic)- 1974–1975
Education
- Louisiana Tech Universityba
- Louisiana State University and Agricultural & Mechanical Collegejd
LL.M. · 1984- Louisiana State University Law School (now Paul M. Hebert Law Center)J.D. · 1962
- Louisiana Tech UniversityB.A. · 1959