❑ STEP 1: Fill out the Petition to Change Name (of an Adult). ❑ STEP 2: Fill out the Verification form.File your forms: File the 4 forms from Step 1 at eFileGA. It will ask you to include plaintiffs and defendants. After the Affidavit of Service is done, it must be filed with the Court. There are multiple documents required for a name change. STEP 1: Fill out the Petition to Change Name of Minor Child(ren). STEP 2: Fill out the Verification form. You go to the courthouse and fill out a form, showing your current name and the name you want, plus your reason for changing it. The Fulton County County Clerk's Office manages DMV and various records.