Joseph Winston Cox (October 19, 1875 – September 9, 1939) was an associate justice of the District Court of the United States for the District of Columbia.

Joseph Winston Cox
District of Columbia District Court
Born 1875 in Bridle Creek, VA
Died 1939
FJC ID: 523
- Gender
- Male
- Race
- White
Prior employment
- Private practice, Washington, D.C.1901–1930
Professorial lecturer · 1928–1930- U.S. Railroad AdministrationRegional counsel · 1919–1920
anti-trust and special war activities, U.S. Department of JusticeSpecial assistant to attorney general · 1914–1919- District Selective Service BoardMember · 1917–1918
- Georgetown University Law SchoolInstructor · 1913–1915
Appointments
1930–1939 · Appointed by Herbert Hoover (Republican)Term ended: Death
Education
- Columbian University School of Law (now George Washington University Law School)LL.B. · 1901