William Lynn Parkinson (September 18, 1902 – October 26, 1959) was a United States circuit judge of the United States Court of Appeals for the Seventh Circuit and previously was a United States district judge of the United States District Court for the Northern District of Indiana.

- Gender
- Male
- Race
- White
Prior employment
- Indiana Circuit Court, Twenty-Third Judicial CircuitJudge · 1937–1954
- Private practice, Lafayette, Indiana1923–1937
Appointments
1957–1959 · Appointed by Dwight D. Eisenhower (Republican)Term ended: Death
1954–1957 · Appointed by Dwight D. Eisenhower (Republican)Term ended: Appointment to Another Judicial Position
Education
- Read law1923