William M. Parker
William M. Parker was a Justice of the Supreme Court of Pennsylvania, who joined the court in 1941. Opinions & record ↓ Sources ↓
- Lived
- 1870–1943
- Tenure
- 1941–1943 · 2 yrs
Judicial service
| Year | Court | Appointed by | Vote |
|---|---|---|---|
| 1941 | Supreme Court of Pennsylvania | – | – |
Education
Judicial Record
In our data, Parker authored 93 published opinions for the court (1940–1943). Most cited: Hotel Casey Co. v. Ross (125 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
| Year | Case | Citation | Cited |
|---|---|---|---|
| 1941 | Hotel Casey Co. v. Ross | 23 A.2d 737 | 125 |
| 1941 | Bell Tel. Co. of Pa. v. Driscoll | 21 A.2d 912 | 93 |
| 1943 | Publix Drug Co. v. Breyer Ice Cream Co. | 32 A.2d 413 | 85 |
| 1943 | William Laubach & Sons v. Easton | 32 A.2d 881 | 60 |
| 1941 | District of Columbia's Appeal | 21 A.2d 883 | 56 |
| 1942 | Bonenberger v. Pittsburgh Mercantile Co. | 28 A.2d 913 | 40 |
| 1941 | Calder's Estate | 21 A.2d 907 | 39 |
| 1941 | First Baptist Ch. of Pbgh. v. Pbgh. | 20 A.2d 209 | 38 |
| 1942 | Conner's Estate | 29 A.2d 514 | 37 |
| 1942 | Jones v. Jones | 25 A.2d 327 | 36 |
| 1941 | Detoro v. Pittston | 25 A.2d 299 | 36 |
| 1942 | Harris Calorific Co. v. Marra | 29 A.2d 64 | 35 |
| 1941 | Scranton v. O'Malley Manufacturing Co. | 19 A.2d 269 | 34 |
| 1941 | Miners Savings Bank v. Naylor | 20 A.2d 287 | 33 |
| 1942 | Lenhart's Estate | 25 A.2d 725 | 30 |
Showing the 15 most-cited of 94 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 Supreme Court of Pennsylvania reach the bench?
- The court's current selection method is partisan election.
- Which court was William M. Parker on?
- William M. Parker was a Justice of the Supreme Court of Pennsylvania.
Sources
Each fact on this page traces to a primary public record.
- CourtListener / Free Law Project
- CourtListener bulk data (Free Law Project): authored opinions & citation counts
How we source & reconcile data → Data & Sources
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2 years on the Supreme Court of Pennsylvania. Data as of 2026-03-31. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).