Martin Thomas Manton (August 2, 1880 – November 17, 1946) was a United States circuit judge of the United States Court of Appeals for the Second Circuit and previously was a United States District Judge of the United States District Court for the Southern District of New York. At his 1939 trial, Manton was acquitted of bribery, but convicted of conspiracy to obstruct justice. He served 19 months in federal prison.

Martin Thomas Manton
Second Circuit Court of Appeals
Born 1880 in New York, NY
Died 1946 in Fayetteville, NY
FJC ID: 1475
Career output and lasting influence
Opinions attributed per year · peak 10/year
Later decisions citing those opinions, per year · peak 27/year
New York Southern District Court · 1916–1918Second Circuit Court of Appeals · 1918–1939
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 (now Judicial Conference of the United States)Member · 1926–1938
- Private practice, New York City1901–1916
Appointments
1918–1939 · Appointed by Woodrow Wilson (Democratic)Term ended: Resignation
1916–1918 · Appointed by Woodrow Wilson (Democratic)Term ended: Appointment to Another Judicial Position
Education
LL.B. · 1901