Daniel Anthony Manion (February 1, 1942 – August 31, 2024) was an American lawyer, politician, and jurist who served as a United States circuit judge of the United States Court of Appeals for the Seventh Circuit. He also served in the Indiana Senate from 1978 to 1982.

Daniel Anthony Manion
Seventh Circuit Court of Appeals
Born 1942 in South Bend, IN
Died 2024
FJC ID: 1470
Career output and lasting influence
Opinions attributed per year · peak 48/year
Later decisions citing those opinions, per year · peak 1,482/year
Seventh Circuit Court of Appeals · 1986–2024
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, South Bend, Indiana1974–1986
- IndianaState senator · 1978–1982
State of IndianaDeputy attorney general · 1973–1974- Industrial Development, Indiana Department of CommerceDirector · 1968–1973
- Office of the Attorney General, State of IndianaClerk · 1973
U.S. Army1965–1966
Appointments
1986–2024 · Appointed by Ronald Reagan (Republican)Term ended: Death
Education
- Indiana University School of Law -- Indianapolis (now McKinney School of Law)J.D. · 1973
- University of Notre DameA.B. · 1964