District of Rhode Island / Appointed 1870 / Served to 1881

John Power Knowles

Judge, U.S. District Court for the District of Rhode Island

Appointed by President Ulysses Grant in 1870 and confirmed by voice vote, John Power Knowles was a Judge on the U.S. District Court for the District of Rhode Island. He earned a law degree from Harvard Law School in 1838. Sources: FJC Biographical Directory · Senate confirmation, January 24, 1870

Appointed by
Ulysses Grant, 1870
Confirmed
by voice vote
Education
Brown 1836 · Harvard Law School 1838
Federal judicial service
YearCourtAppointed byVote
1870District of Rhode Island · succeeded Jonathan Russell BullockGrant (R)voice

A per-senator roll-call isn’t shown for this confirmation. The Senate’s recorded roll-call votes begin in 1989; many confirmations (especially before then, and most to the lower courts) were by voice vote or unanimous consent.

Education
Sources

11 years on the District of Rhode Island. Data last verified 2026-06-28. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).