Derrick O’Neill at a glance
- Current role
- District Judge
- Jurisdiction
- Idaho · State
- Judicial service
- Active
Derrick O’Neill
District Judge · Idaho District Court, Judicial District 4
Biography
Professional career
- District Judge for Idaho’s 4th Judicial District, appointed in 2021
- Appointed district judge by Gov
- District Judge for the 4th Judicial District Court of Idaho, which covers Ada, Boise, Elmore, and Valley Counties
Education
- Bachelor's degree, University of Idaho
- University of Utah S.J. Quinney College of Law — J.D.
Additional information
- Brad Little, June 28, 2021, succeeding Deborah Bail
- Governor Brad Little appointed O’Neill on June 28, 2021, replacing the retired Hon.
- Partner, Jones Williams Fuhrman Gourley, P.A.
- handling felony cases, high-value civil cases, and presiding over Ada County Drug Court
- Also listed in the Ada County Judicial Directory as one of the judges handling these matters
Applicable Court Rules & Procedures
Exhibits
Statewide
Idaho's statewide electronic-filing rule generally requires text-searchable PDF or PDF/A submissions and a 50 MB per-document limit; scanned-image attachments and exhibits may use standard PDF and are not rejected for the usual text-searchability format requirement.
A document ... submitted electronically to the court must be in the form of a text-searchable Portable Document Format (PDF) or a text-searchable Portable Document Format/A (PDF/A) file ... and not exceed 50 megabytes. A document that is an attachment or exhibit ... may be in standard PDF format and need not be text searchable.Idaho Rules for Electronic Filing and Service, Rule 6 ↗
Published courtroom rules
Shared court rules
Idaho Rules for Electronic Filing and Service, Rule 6
Idaho District Court, Judicial District 4
Scope is limited to the court class in the source claim. Shared court context only; case-type restrictions, exceptions, later amendments and case orders apply. This is not a personal preference or a complete rules inventory.
Official source ↗ · Collected 2026-07-27Sources
Identity source checked July 27, 2026.
Biography sources checked July 27, 2026.
Idaho Supreme Court official judicial roster
Identity source · HTML · Source checked July 27, 2026
View Idaho Supreme Court official judicial roster ↗Idaho Rules for Electronic Filing and Service, Rule 6
Statewide source · HTML · Source checked July 27, 2026
View Idaho Rules for Electronic Filing and Service, Rule 6 ↗current_membership
Current Membership source · HTML · Source checked October 4, 2026
View current_membership ↗