Robert E. Lewis (April 3, 1857 – July 31, 1941) was a United States circuit judge of the United States Court of Appeals for the Eighth Circuit and the United States Court of Appeals for the Tenth Circuit and previously was a United States district judge of the United States District Court for the District of Colorado.

Robert E. Lewis
Tenth Circuit Court of Appeals
Born 1857 in Cass County, MO
Died 1941 in Denver, CO
FJC ID: 1393
Career output and lasting influence
Opinions attributed per year · peak 29/year
Later decisions citing those opinions, per year · peak 72/year
Colorado District Court · 1906–1921Eighth Circuit Court of Appeals · 1921–1929Tenth Circuit Court of Appeals · 1929–1941
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 · 1929–1940
Judge · 1903–1906- Private practice, Clinton, Missouri1880–1897
- MissouriRepublican candidate for governor · 1896
- Henry County, MissouriProsecutor · 1883–1887
Appointments

1921–1929 · Appointed by Warren G. Harding (Republican)Term ended: Reassignment
1906–1921 · Appointed by Theodore Roosevelt (Republican)Term ended: Appointment to Another Judicial Position
Education
- Westminster College, Fulton, Missouri
- Read law1880