District of Columbia Circuit / Appointed 1931 / Served to 1957
Portrait of Duncan Lawrence Groner

Duncan Lawrence Groner

Chief Justice, U.S. Court of Appeals for the District of Columbia Circuit

Appointed by President Herbert Hoover in 1931 and confirmed by voice vote, Duncan Lawrence Groner was a Chief Justice on the U.S. Court of Appeals for the District of Columbia Circuit. He previously served on the U.S. District Court for the Eastern District of Virginia. Opinions & record ↓ Sources ↓

Lived
1873–1957
Appointed by
Herbert Hoover, 1931
Confirmed
by voice vote

Federal judicial service

Party letters show the appointing president’s party, not the judge’s own. A voice vote means the chamber approved aloud. No senator-by-senator tally is recorded.

Confirmation vote

Voice vote

The Senate approved this confirmation aloud, with no senator-by-senator tally recorded. Recorded roll-call votes begin in 1989.

Education

Judicial Record

In our data, Groner authored 8 published opinions for the court (1924–1936). Most cited: Ex Parte Wilson (11 citations).

Published, precedential opinions from the CourtListener corpus. Counts and rankings are objective and recomputable: how we count. We describe the record, not the judge.

Selected opinions

YearCaseCitationCited
1929Ex Parte Wilson33 F.2d 21411
1927Colonna's Shipyard, Inc. v. Lowe22 F.2d 84311
1936American Trucking Ass'ns, Inc. v. United States17 F. Supp. 65510
1924United States v. Lankford3 F.2d 529
1925Parrott v. Noel8 F.2d 3687
1925The River Queen8 F.2d 4266
1929West v. Bliley33 F.2d 1775
1929Atlantic Life Ins. Co. v. Moncure35 F.2d 3602

Showing the 8 most-cited of 8 authored opinions in our data. “Cited” is inbound citations across the CourtListener corpus. Case links open the ruling’s full text (CourtListener) or its page here; read the methodology and verify against the primary source.

Questions & answers

Who appointed Duncan Lawrence Groner?
President Herbert Hoover appointed Duncan Lawrence Groner to the U.S. Court of Appeals for the District of Columbia Circuit in 1931.
Was Duncan Lawrence Groner appointed by a Democrat or a Republican?
Duncan Lawrence Groner was appointed by President Herbert Hoover, a Republican. JudicialFinder records the appointing president's party, not a judge's own politics.
What was Duncan Lawrence Groner's confirmation vote?
Duncan Lawrence Groner was confirmed by voice vote on February 10, 1931. No senator-by-senator tally was recorded.
Which court was Duncan Lawrence Groner on?
Duncan Lawrence Groner was a Chief Justice on the U.S. Court of Appeals for the District of Columbia Circuit.

Sources

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

How we source & reconcile data → Data & Sources

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