Fill out the forms included in this packet. This packet can be found at the Pima County Superior.Petition for Name Change and order for hearing officer's signature. Persons over 18 years of age may file a petition without notice to anyone. Edu or mail to 4905 E. Forms for requesting a name change in Arizona for an adult or minor child. Forms are available in English and Spanish. Benefits Enrollment. Has anyone in AZ, specifically Pima County gotten their legal name change in the past month or two? Get the name change forms.