David Leonard Barnes (January 28, 1760 – November 3, 1812) was a United States district judge of the United States District Court for the District of Rhode Island and the winning party and the winning attorney in the first United States Supreme Court decision, West v. Barnes (1791).

David Leonard Barnes
Born 1760 in Scituate, MA
Died 1812 in Providence, RI
FJC ID: 101
- Gender
- Male
- Race
- White
Prior employment
- Private practice, Providence, Rhode Island1793–1802
- Private practice, Taunton, Massachusetts1783–1793
Appointments
1802–1812 · Appointed by Thomas Jefferson (Jeffersonian Republican)Term ended: Death
Education
- Read law1783
- Harvard College1780