Idaho Name Change Laws: How to Legally Change Your Name

Idaho's name-change process runs through a single chapter of the Idaho Code, filed as a petition in district court, with a hearing, mandatory four-week newspaper publication under Idaho Code §7-803, and a filing fee set by Idaho Code §31-3201A. A companion section bars using a name change to escape sex-offender-registration duties and requires the court to notify the state registry whenever a registrant's petition is granted.

Idaho has no dedicated statute covering either divorce name restoration or marriage-based name changes. Both are handled by practice rather than a distinct Code section, which matters for how a reader should plan a divorce or marriage-related name change in Idaho.

Information last verified on 2026-09-02. This article has not yet been reviewed by a licensed lawyer.

How to Legally Change Your Name in Idaho

An adult or minor's petition is filed in district court, in the county where the petitioner resides, under Idaho Code §7-802. The Idaho Court Assistance Office maintains a statewide set of forms for the process, including a General Civil Case Information Sheet, an unredacted and a redacted Petition for Name Change, a Notice of Hearing, and a Judgment for Name Change.

Idaho Code §31-3201A sets the filing fee at $175 for a civil case of any type in the district court, or $120 for a case assigned to the magistrate division of the district court. Idaho Code §31-3201(3) adds a $10 administrative surcharge on each civil case. The Idaho Court Assistance Office's self-help fee list still shows $166 for a name change, a figure that does not match the current statutory amounts, so confirm the total with the clerk in your county before you file.

Idaho Code defines an "emancipated minor," for purposes of this chapter, as any minor who has been married or is in active military service; an emancipated minor signs and files their own petition the way an adult would, rather than needing a parent or guardian to file on their behalf.

Changing a Minor's Name in Idaho

For a minor under 18 who is not emancipated, one parent or a guardian signs the petition. Under Idaho Code §7-802(2), the petition must specify the other parent's name and address if living, or, when a guardian is filing, the names and addresses of the parents or grandparents if living.

Where one parent files and the other living parent does not join in consenting to the change, Idaho Code §7-803(2) requires the petitioner to cause notice of the time and place of the hearing to be served on that other parent not less than 30 days before the hearing. That notice is what gives the other parent the chance to be heard.

Idaho Code §7-804 supplies the standard the court applies. Any person who can show good reason against the change may file objections, the court may examine the petitioners, objectors, or other people under oath, and the court may make an order changing the name or dismissing the application as to the court may seem right and proper.

Restoring a Former Name After Divorce

Idaho has no statute dedicated to restoring a name after divorce. Idaho Code §32-716, in the dissolution title, covers only reconciliation-conference procedure and timing, with no name-restoration content, and a broader search of Idaho's domestic-relations chapters found nothing else on point.

In practice, per Idaho legal-aid resources, courts allow a name restoration request to be written directly into the divorce decree even without a specific statute authorizing it, which avoids a second filing. A spouse who does not raise the request at the time of divorce can instead file the ordinary Chapter 7-802 petition afterward, paying the filing fee a second time. Readers planning an Idaho divorce should raise the name-restoration request with the court or their attorney at that time rather than assuming it happens automatically.

Publication Requirements

Publication is a statutory command, not a court-office suggestion. Idaho Code §7-803(1) requires that a notice of hearing on the petition, signed by the clerk and issued under the seal of the court, be published for four successive weeks in a newspaper designated by the court as most likely to give notice in the county where the person whose name is proposed to be changed resides. The same subsection requires that proof of that publication be made before the petition can be considered, so a missing proof of publication stalls the case regardless of whether the notice actually ran.

Under Idaho Code §7-804, the application is heard at a time the court appoints, and any person who can show good reason against the change may file objections.

The Idaho Court Assistance Office's self-help instructions track the statute, directing filers to take the Notice of Hearing to a newspaper to publish once a week for four consecutive weeks. No domestic-violence or confidentiality waiver of this publication requirement was found on the Idaho Court Assistance Office's name-change page; anyone with a safety concern about publishing their name-change filing should raise it directly with the district court.

Sex Offender Registry Restrictions

Idaho Code §7-805 bars a name change sought with intent to avoid a sex-offender-registration duty under Idaho's sex-offender registration law, and bars a court from granting any name change that would relieve a person of that registration duty. Where a name change is granted to someone who remains a registrant, the court must notify the Idaho State Police Central Sexual Offender Registry, including the person's previous name, new name, Social Security number, date of birth, and last known address. This provision was added in 1998 and amended in 2000, and remains current law.

Marriage-Based Name Changes in Idaho

Idaho has no statute dedicated to a marriage-based name change. A spouse who wants to adopt a new name at marriage does so by custom, presenting a marriage certificate to update records with agencies like the Social Security Administration and the DMV rather than filing a court petition. See name change after marriage for the federal-level steps involved.

Related Idaho Records

For the marriage certificate or divorce decree that documents an Idaho name change, see Idaho marriage and divorce records. For how Idaho's court system handles filings generally, see Idaho court records. For the broader dissolution process, see Idaho divorce laws. For the full agency-by-agency update checklist once a name change is granted, see the name change checklist.

Disclaimer

This article provides general information about Idaho name-change law. It is not legal advice and does not create an attorney-client relationship. Fees, forms, and publication requirements change; verify current details with the district court clerk in your county or a licensed Idaho attorney before relying on anything here for a specific situation.

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Last updated: 2026-09-02. Statutory fee and publication requirements verified against the Idaho Code as of September 2026.