John M. Greaney
John M. Greaney was a Justice of the Massachusetts Supreme Judicial Court, who joined the court in 1989. He previously served on the Massachusetts Appeals Court. Opinions & record ↓ Sources ↓
- Born
- 1939 · age 87
- Tenure
- 1989–2008 · 19 yrs
Judicial service
| Year | Court | Appointed by | Vote |
|---|---|---|---|
| 1976 | Massachusetts Appeals Court | – | – |
| 1989 | Massachusetts Supreme Judicial Court | – | – |
Education
Judicial Record
In our data, Greaney authored 831 published opinions for the court (1979–2008), plus 20 dissents and 16 concurrences. Most cited: Demoulas v. Demoulas Super Markets, Inc. (394 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. 493 of these were attributed to Greaney 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
| Year | Case | Citation | Cited |
|---|---|---|---|
| 1997 | Demoulas v. Demoulas Super Markets, Inc.† | 424 Mass. 501 | 394 |
| 1991 | Lauricella v. Lauricella | 565 N.E.2d 436 | 353 |
| 1991 | Eyal v. Helen Broadcasting Corp. | 583 N.E.2d 228 | 325 |
| 1994 | Tatro v. Manor Care, Inc.† | 416 Mass. 763 | 315 |
| 2004 | Fabre v. Walton† | 441 Mass. 9 | 290 |
| 1999 | Commonwealth v. Alphas· Concurrence† | 430 Mass. 8 | 290 |
| 1997 | Linkage Corp. v. Trustees of Boston University† | 425 Mass. 1 | 258 |
| 1991 | G.S. Enterprises, Inc. v. Falmouth Marine, Inc. | 571 N.E.2d 1363 | 257 |
| 2005 | Ayash v. Dana-Farber Cancer Institute† | 443 Mass. 367 | 238 |
| 1993 | Fontaine v. Ebtec Corp. | 613 N.E.2d 881 | 237 |
| 1990 | McEvoy Travel Bureau, Inc. v. Norton Co. | 563 N.E.2d 188 | 221 |
| 1983 | Commonwealth v. Peruzzi | 446 N.E.2d 117 | 188 |
| 2003 | Goodridge v. Department of Public Health· Concurrence† | 440 Mass. 309 | 186 |
| 1979 | Berube v. McKesson Wine & Spirits Co. | 388 N.E.2d 309 | 185 |
| 1997 | Matthews v. Ocean Spray Cranberries, Inc.† | 426 Mass. 122 | 183 |
Showing the 15 most-cited of 867 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 Massachusetts Supreme Judicial Court reach the bench?
- The court's current selection method is gubernatorial appointment.
- Which court was John M. Greaney on?
- John M. Greaney was a Justice of the Massachusetts Supreme Judicial Court.
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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19 years on the Massachusetts Supreme Judicial Court. Data as of 2026-03-31. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).