John Calvin Pollock (October 5, 1857 – January 24, 1937) was a United States district judge of the United States District Court for the District of Kansas.

Career output and lasting influence
Opinions attributed per year · peak 17/year
Later decisions citing those opinions, per year · peak 30/year
Kansas District Court · 1903–1937
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
- Kansas Supreme CourtJustice · 1901–1903
- Private practice, Winfield, Kansas1887–1901
- Private practice, Hartville, Missouri1885–1886
- Private practice, Newton, Iowa1884–1885
Appointments
1903–1937 · Appointed by Theodore Roosevelt (Republican)Term ended: Death
Education
- Read law1884
- Franklin College, New Athens, OhioA.B. · 1882