This document is to acknowledge parentage of the child described herein. In order for the name of a parent who did not give birth to a child to appear.Applicant's Father: Name. Passport No. Date of Naturalization. Signature. Use our Affidavit of Paternity form to acknowledge paternity for a child born outside of marriage. The person who served the documents should fill out an affidavit of service. An affidavit is a sworn statement.