Conrad Keefe Cyr (December 9, 1931 – July 28, 2016) was an American jurist who served as a United States circuit judge of the United States Court of Appeals for the First Circuit from 1989 until his death. He was previously a United States district judge of the United States District Court for the District of Maine.

Conrad Keefe Cyr
First Circuit Court of Appeals
Chief Judge — U.S. District Court for the District of Maine
Born 1931 in Limestone, ME
Died 2016 in Hampton, NH
FJC ID: 552
Career output and lasting influence
Opinions attributed per year · peak 50/year
Later decisions citing those opinions, per year · peak 1,036/year
Maine District Court · 1981–1989First Circuit Court of Appeals · 1989–2016
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
Standing special master · 1974–1976- Private practice, Bangor, Maine1961–1962
District of MaineAssistant U.S. attorney · 1959–1961- Private practice, Limestone, Maine1956–1959
Appointments
1989–2016 · Appointed by George H.W. Bush (Republican)Term ended: Death
1981–1989 · Appointed by Ronald Reagan (Republican)Term ended: Appointment to Another Judicial Position
Education
J.D. · 1956- College of the Holy CrossB.S. · 1953