People · Judicial branch · District courts
Mary Kathleen Costello
Judge, U.S. District Court for the Eastern District of Pennsylvania. Active service.
Confirmed 52 to 41Confirmed from the official record
- Appointed by
- Joseph R. Biden
- Nominated
- June 13, 2024
- Senate Judiciary Committee hearing
- July 10, 2024
- Committee action
- Reported (favorably), August 1, 2024
- Senate vote
- Recorded vote, 52 to 41
- Confirmed
- September 17, 2024
- Commissioned
- September 19, 2024
- American Bar Association rating
- Well Qualified
Born 1968, as the Federal Judicial Center prints it.
Source: Federal Judicial Center, Biographical Directory of Article III Federal Judges · This judge’s entry. Our copy saved October 16, 2026, fingerprint 92b677f26553b479.
All judges of the U.S. District Court for the Eastern District of Pennsylvania
Career, as the Federal Judicial Center prints it
- U.S. Air Force staff sergeant, 1986-1994
- Private practice, Philadelphia, Pennsylvania, 2001-2008
- Assistant U.S. attorney, Eastern District of Pennsylvania, 2008-2024
Yearly financial disclosure reports
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