Middle District of Pennsylvania / Appointed 2011 / Senior status since 2022

Robert David Mariani

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

Appointed by President Barack Obama in 2011 and confirmed by the Senate 8217, Robert David Mariani is a Judge on the U.S. District Court for the Middle District of Pennsylvania. He earned a law degree from Syracuse University College of Law in 1976. Sources ↓

Born
1950 · age 76
Appointed by
Barack Obama, 2011
Confirmed
82–17
Education
Villanova 1972 · Syracuse College of Law 1976

Federal judicial service

YearCourtAppointed byVote
2011Middle District of PennsylvaniaObama (D)82–17

Party letters show the appointing president’s party, not the judge’s own.

Confirmation vote

Nomination Confirmed 8217 on October 19, 2011 · 112th Congress, Roll Call 169. Each senator links to their judicial-voting record.

Voted to confirm · 82

50 D, 30 R, 2 I

Voted against · 17

17 R

Did not vote · 1

1 D

Education

Judicial Record

Caseload & case types

In our data, Mariani was assigned 3,069 district-court cases (2002–2026). Median time from filing to termination: 227 days across 2,697 closed cases.

Other civil matters36%
Prisoner & habeas17%
Civil rights11%
Personal-injury torts7%
Contract7%
Other federal statutes7%
Other15%

Case assignment is from CourtListener’s PACER-derived docket records: a partial sample, not a complete caseload, reflecting the judge last assigned each case. How we count.

On appeal

Of 282 of Mariani’s decisions reviewed on the merits by the U.S. courts of appeals in our data, 235 were affirmed, 27 reversed or vacated, and 20 affirmed in part and reversed in part. This is a historical count of appellate outcomes for cases we could match, not a judgment of the judge, and not a complete record. How we count.

Questions & answers

Who appointed Robert David Mariani?
President Barack Obama appointed Robert David Mariani to the U.S. District Court for the Middle District of Pennsylvania in 2011.
Was Robert David Mariani appointed by a Democrat or a Republican?
Robert David Mariani was appointed by President Barack Obama, a Democrat. JudicialFinder records the appointing president's party, not a judge's own politics.
What was Robert David Mariani's confirmation vote?
The Senate confirmed Robert David Mariani 82–17 on October 19, 2011.
Which court is Robert David Mariani on?
Robert David Mariani is a Judge on the U.S. District Court for the Middle District of Pennsylvania.

Sources

Each fact on this page traces to a primary public record.

How we source & reconcile data → Data & Sources

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14 years on the U.S. District Court for the Middle District of Pennsylvania. Data as of 2026-08-10. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).