Mary Kathleen Butz
Mary Kathleen Butz was an Associate Justice of the California Court of Appeal, who joined the court in 1997. They previously served on the Superior Court of California, County of Nevada. Opinions & record ↓ Sources ↓
- Tenure
- 1997–2020 · 23 yrs
Judicial service
| Year | Court | Appointed by | Vote |
|---|---|---|---|
| 1997 | Superior Court of California, County of Nevada | – | – |
| 2001 | Superior Court of California, County of Nevada | – | – |
| 2003 | California Court of Appeal | – | – |
| 1997 | California Court of Appeal | – | – |
| 2001 | California Court of Appeal | – | – |
| 2002 | California Court of Appeal | – | – |
| 2003 | California Court of Appeal | – | – |
Education
Judicial Record
In our data, Butz authored 151 published opinions for the court (2004–2019). Most cited: Gilbert v. Sykes (171 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. 82 of these were attributed to Butz 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 |
|---|---|---|---|
| 2007 | Gilbert v. Sykes | 53 Cal. Rptr. 3d 752 | 171 |
| 2016 | Sacramento County Department of Health & Human Services v. Carrie F.† | 3 Cal. App. 5th 283 | 157 |
| 2014 | People v. Elder† | 227 Cal. App. 4th 1308 | 123 |
| 2011 | Collins v. eMachines, Inc.† | 202 Cal. App. 4th 249 | 112 |
| 2007 | People v. RETANAN | 65 Cal. Rptr. 3d 177 | 111 |
| 2012 | People v. McCoy† | 208 Cal. App. 4th 1333 | 94 |
| 2014 | El Dorado County Department of Human Services v. I.R.† | 226 Cal. App. 4th 201 | 90 |
| 2011 | Kennedy v. Eldridge† | 201 Cal. App. 4th 1197 | 89 |
| 2008 | In Re Marriage of Carlsson | 163 Cal. App. 4th 281 | 82 |
| 2015 | People v. Scarbrough† | 240 Cal. App. 4th 916 | 70 |
| 2014 | People v. Oehmigen† | 232 Cal. App. 4th 1 | 70 |
| 2005 | Scalf v. D. B. Log Homes, Inc. | 27 Cal. Rptr. 3d 826 | 63 |
| 2013 | Bushell v. JPMorgan Chase Bank, N.A.† | 220 Cal. App. 4th 915 | 62 |
| 2013 | Fuller v. First Franklin Financial Corp.† | 216 Cal. App. 4th 955 | 61 |
| 2006 | Oakland Raiders v. Oakland-Alameda County Coliseum, Inc. | 51 Cal. Rptr. 3d 144 | 56 |
Showing the 15 most-cited of 151 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 California Court of Appeal reach the bench?
- The court's current selection method is merit selection with retention.
- Which court was Mary Kathleen Butz on?
- Mary Kathleen Butz was an Associate Justice of the California Court of Appeal.
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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23 years on the California Court of Appeal. Data as of 2026-03-31. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).