Gender and Name Change
Contra Costa Superior Court · Appeals Packets & Forms
⚠This form was updated 29 days ago — make sure you're using the latest version.
Last updated July 3, 2026
This form is used by people who want to officially change their name and/or update their gender marker with the court in Contra Costa County. Anyone who identifies with a different gender than what appears on their birth certificate or who wants a legal name change for any reason would use this form.
This form has fillable fields — you can complete it directly in the viewer on the right.