Aud \aud\ as a girl's name is a variant of Auda (Old French), and the meaning of Aud is "prosperous". The baby name Aud sounds like Aude and Audi. Other similar baby names are Ada, Aida, Adi, Ade, Addy, Addi, Adda, Aide, Ady, Ado, Adde, Afua, Agy, Agi, Ag, Ahuda, Audan, Aja, Ajua, Aju, Ajo, Aki, Ali, Al, Alda, Anda, Ala, Ama, Amy, Ami, Ame, Ana, Andi, Andy, Ande, Ann, Ayn, Anh, Ara, Ari, Arda, Asa, Ase, Audra, Audry, Audri, Audie, Aura, Aure, Ava, Ave, Aya, Ayda, Aza, Judy, Judi, Maud and Rudi.