Morris Ames Soper (January 23, 1873 – March 11, 1963) was a United States circuit judge of the United States Court of Appeals for the Fourth Circuit and previously was a United States district judge of the United States District Court for the District of Maryland.

Career output and lasting influence
Opinions attributed per year · peak 27/year
Later decisions citing those opinions, per year · peak 391/year
Maryland District Court · 1923–1931Fourth Circuit Court of Appeals · 1932–1963
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
- Private practice, Maryland1909–1914, 1921–1923
- Supreme Bench of Baltimore City [Maryland]Chief judge · 1914–1921
- Board of Police Commissioners, Baltimore City, MarylandPresident · 1912–1913
District of MarylandAssistant U.S. attorney · 1900–1909- Baltimore City, MarylandAssistant state's attorney · 1897–1899
Appointments
1932–1963 · Appointed by Herbert Hoover (Republican)Term ended: Death
1923–1931 · Appointed by Warren G. Harding (Republican)Term ended: Appointment to Another Judicial Position
Education
- University of Maryland School of Law (now Francis King Carey School of Law)LL.B. · 1895
- Johns Hopkins UniversityA.B. · 1893