Haw. Rev. Stat. § 572-2: Consent of parent or guardian.

Whenever any person who is under the age of eighteen is to be married, the written consent of his or her parents, or guardian or other person in whose care and custody he or she may be, shall accompany the application for a license to marry. No license shall be issued to any minor who is under the jurisdiction of the family court without the written consent of a judge of such court.