John Watson Barr (December 17, 1826 – December 31, 1907) was a United States district judge of the United States District Court for the District of Kentucky.

John Watson Barr
Born 1826 in Versailles, KY
Died 1907 in Louisville, KY
FJC ID: 105
- Gender
- Male
- Race
- White
Prior employment
- Private practice, Louisville, Kentucky1854–1864, 1864–1880, 1899–1900
U.S. Army1861–1864- Private practice, Versailles, Kentucky1847–1854
Appointments

- U.S. District Court for the District of Kentucky1880–1899 · Appointed by Rutherford B. Hayes (Republican)Term ended: Retirement
Education
- Transylvania University Law Department1847