Ajo \a-jo\ as a girl's name is a variant of Ajua (Ghanaian), and the meaning of Ajo is "born on Monday". The baby name Ajo sounds like Aja and Aju. Other similar baby names are Ado, Ada, Adi, Ade, Ady, Agy, Agi, Ag, Aiko, Aki, Ali, Al, Ala, Aloe, Ama, Amy, Ami, Ame, Ana, Ann, Ayn, Anh, Anja, Ara, Ari, Asa, Ase, Aud, Ava, Ave, Aya, Aza and Jo.