Western District of Pennsylvania / Appointed 2018 / Active

Marilyn Jean Horan

Judge, U.S. District Court for the Western District of Pennsylvania

Appointed by President Donald J. Trump in 2018 and confirmed by voice vote, Marilyn Jean Horan is a Judge on the U.S. District Court for the Western District of Pennsylvania. She earned a law degree from University of Pittsburgh School of Law in 1979. Sources: FJC Biographical Directory · Senate confirmation, September 6, 2018

Appointed by
Donald J. Trump, 2018
Confirmed
by voice vote
Education
Pennsylvania State 1976 · University of Pittsburgh Law 1979
Federal judicial service
YearCourtAppointed byVote
2018Western District of Pennsylvania · succeeded Gary L. LancasterTrump (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

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