Court Forms and Instructions. Completing the Forms.Forms for requesting a name change in Arizona for an adult or minor child. Forms are available in English and Spanish. Has anyone in AZ, specifically Pima County gotten their legal name change in the past month or two? This packet contains court forms and instructions about service of papers on the other party. Be sure the documents are in the following order. Just about anyone can change his or her name. Changing your name is a relatively simple procedure that can usually be done without a lawyer. Out-of-state waivers or deferrals will not be accepted.