Mary Kathleen Costello
Appointed by President Joseph R. Biden in 2024 and confirmed by the Senate 52–41, Mary Kathleen Costello is a Judge on the U.S. District Court for the Eastern District of Pennsylvania. She earned a law degree from Temple University James E. Beasley School of Law in 2001. Sources: FJC Biographical Directory · Senate confirmation, September 17, 2024
- Appointed by
- Joseph R. Biden, 2024
- Confirmed
- 52–41
- Education
- Temple 1998 · Temple James E. Beasley Law 2001
- Succeeded
- Cynthia M. Rufe
| Year | Court | Appointed by | Vote |
|---|---|---|---|
| 2024 | Eastern District of Pennsylvania · succeeded Cynthia M. Rufe | Biden (D) | 52–41 |
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.
1 years on the Eastern District of Pennsylvania. Data last verified 2026-06-28. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).