To change your name if you are a US citizen or legal permanent resident, you must submit a petition to your local Superior Court. Fill out name change packet provided on the superior court website for your county.Licensed individuals must submit this form to change your legal name within 30 days of the change. Submit a petition for name change to your local Superior Court. Enter your complete name as it appears on your Georgia Insurance License. Always type or print in BLACK INK on any forms you will file in Clayton County Courts. ∆ Step 1 (a): Completing the Petition to Change Name of Adult. Step 6: Make one copy of all the forms after they are completely filled out. The Verification form must be filled out along with the Petition to Change Name of Adult. First, you will need to file a Petition to Change Name of Adult with the Superior Court Family Court Division in the county where you live.