This document can be notarized OR witnessed. Fill out this Affidavit completely and provide accurate information.Use additional paper if necessary. Applicant's Father: Name. Passport No. Date of Naturalization. Signature. Court Forms and Instructions. Completing the Forms. The affidavit must be signed in the presence of a notary. Fill in the space that says "Name of Petitioner" and "Name of Respondent. Please note – in all events, both an Affidavit and unsworn Declaration must be based on the personal knowledge of the person signing.