3. Fill out the Notice of Petition to Change Name form as follows: A. Write your current name next to the word "Petitioner". B. Write your current name.The name change petition can be filed in the County Court or Supreme Court of the county where you live. The forms for changing a name or sex designation in the Supreme Court or New York City Civil Court are included in the chart below. File your forms: File the 4 forms from Step 1 at eFileGA. It will ask you to include plaintiffs and defendants. Bring a copy with you to court of: 1. Name Change petition 2. File a petition to the Clerk's Office of the Superior Court of the county where you reside.