John Johnston Parker (November 20, 1885 – March 17, 1958) was an American politician and United States circuit judge of the United States Court of Appeals for the Fourth Circuit. He was an unsuccessful nominee for associate justice of the United States Supreme Court in 1930. He was also the United States alternate judge at the Nuremberg trials of accused Nazi war criminals and later served on the United Nations' International Law Commission.

John Johnston Parker
Fourth Circuit Court of Appeals
Chief Judge — U.S. Court of Appeals for the Fourth Circuit
Born 1885 in Monroe, NC
Died 1958 in Washington, DC
FJC ID: 1838
Career output and lasting influence
Opinions attributed per year · peak 29/year
Later decisions citing those opinions, per year · peak 128/year
Fourth Circuit Court of Appeals · 1925–1958
Both charts share the same year axis. Opinion counts include only opinions in our corpus attributed to this judge so far — a year at zero can mean an attribution gap, not judicial silence. Influence typically outlasts the career: citations keep climbing after the last opinion.
- Gender
- Male
- Race
- White
Prior employment
- Conference of Senior Circuit Judges, 1931-1948, and Judicial Conference of the United StatesMember · 1948–1957
- Private practice, Charlotte, North Carolina1922–1925
Special assistant to the Attorney General of the United States1923–1924- Private practice, Monroe, North Carolina1909–1922
- North CarolinaRepublican candidate for governor · 1920
- State of North CarolinaCandidate for attorney general · 1916
- Republican candidate for U.S. House of Representatives from North Carolina1910
- Private practice, Greensboro, North Carolina1908–1909
Appointments
U.S. Court of Appeals for the Fourth CircuitChief Judge1925–1958 · Appointed by Calvin Coolidge (Republican)Term ended: Death
Education
LL.B. · 1908- University of North CarolinaB.A. · 1907