Wyoming Supreme Court / Joined 1979 / Served to 1985

John J. Rooney

Justice, Wyoming Supreme Court

John J. Rooney was a Justice of the Wyoming Supreme Court, who joined the court in 1979. Opinions & record ↓ Sources ↓

Lived
1915–1998
Tenure
1979–1985 · 6 yrs

Judicial service

YearCourtAppointed byVote
1979Wyoming Supreme Court

Judicial Record

In our data, Rooney authored 253 published opinions for the court (1979–1985), plus 54 dissents and 69 concurrences. Most cited: Martinez v. State (260 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. 351 of these were attributed to Rooney by a unique court-, date-, and surname-match against our roster (marked ), because CourtListener recorded no author for them. Each links to the official text to verify. How we match.

Selected opinions

YearCaseCitationCited
1980Martinez v. State611 P.2d 831260
1980McGuire v. McGuire· Dissent608 P.2d 1278144
1983McClellan v. Tottenhoff· Dissent666 P.2d 408131
1981ABC Builders, Inc. v. Phillips· Concurrence632 P.2d 925129
1979Moxley v. Laramie Builders, Inc.· Concurrence600 P.2d 733124
1979Sorenson v. State604 P.2d 1031119
1979Danculovich v. Brown593 P.2d 187117
1980Grabill v. State621 P.2d 802102
1982Chapman v. State638 P.2d 128096
1985Mobil Coal Producing, Inc. v. Parks704 P.2d 70293
1984Jahnke v. State· Concurrence692 P.2d 91190
1981Reno Livestock Corp. v. Sun Oil Co.(Delaware)· Concurrence638 P.2d 14788
1985O'DONNELL v. City of Casper· Concurrence696 P.2d 127887
1982Rocky Mountain Oil and Gas Ass'n v. State645 P.2d 116387
1983Caterpillar Tractor Co. v. Donahue· Dissent674 P.2d 127685

Showing the 15 most-cited of 376 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

How do judges of the Wyoming Supreme Court reach the bench?
The court's current selection method is merit selection with retention.
Which court was John J. Rooney on?
John J. Rooney was a Justice of the Wyoming Supreme Court.

Sources

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

How we source & reconcile data → Data & Sources

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6 years on the Wyoming Supreme Court. Data as of 2026-03-31. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).