Richard J. Leon (born December 3, 1949) is an American jurist who serves as a senior United States district judge of the U.S. District Court for the District of Columbia. He was appointed in 2002 by President George W. Bush and assumed senior status in 2016.

- Gender
- Male
- Race
- White
Prior employment
Adjunct professor · 1997–present
Adjunct professor · 2004–present- Private practice, Washington, D.C.1989–2002
- Judicial Review Commission on Foreign Asset ControlCommissioner · 2000–2001
- U.S. House of Representatives Ethics Reform Task ForceSpecial counsel · 1997
- Whitewater investigation, U.S. House of Representatives Committee on Banking, Finance and Urban AffairsSpecial counsel · 1994
- White House Fellows CommissionCommissioner · 1990–1993
- October Surprise Task Force, U.S. House of Representatives Committee on Foreign AffairsChief minority counsel · 1992–1993
Environment and Natural Resources Division, U.S. Department of JusticeDeputy assistant attorney general · 1988–1989- U.S. House of Representatives Select Committee to Investigate Covert Arms Transactions with IranDeputy chief minority counsel · 1987–1988
Criminal Section, Tax Division, U.S. Department of JusticeSenior trial attorney · 1983–1987
Assistant professor of law · 1979–1983
Special assistant U.S. attorney · 1977–1978
Immigration and Naturalization Service, U.S. Department of Justice Honors ProgramAttorney · 1976–1977- Supreme Court of Rhode IslandLaw clerk , Hon. Thomas F. Kelleher · 1975–1976
- Massachusetts Superior CourtLaw clerk · 1974–1975
Appointments
2002–2016 · Appointed by George W. Bush (Republican)
Education
LL.M. · 1981
J.D. · 1974- College of the Holy CrossA.B. · 1971