Superior Court of California, County of Contra Costa / Joined 1998 / Active
Joni Takayo Hiramoto
Judge, Superior Court of California, County of Contra Costa
Joni Takayo Hiramoto is a Judge of the Superior Court of California, County of Contra Costa, serving since 1998. Sources ↓
- Tenure
- Since 1998 · 28 yrs
Judicial service
| Year | Court | Appointed by | Vote |
|---|---|---|---|
| 1998 | Superior Court of California, County of Contra Costa | – | – |
Education
| Harvard University | magna cum laude | 1983 |
| University of California-Berkeley | 1987 |
Sources
Each fact on this page traces to a primary public record.
How we source & reconcile data → Data & Sources
28 years on the Superior Court of California, County of Contra Costa. Data last verified 2026-06-30. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).