Aldo \a-ldo, al-do\ as a boy's name is pronounced ALL-doh. It is of Italian and Old German origin, and the meaning of Aldo is "old one, elder". An Italian and Spanish variant of Aldous that is occasionally used in America. A Renaissance painter Aldus Manutius designed the first italic type face.

Aldo has 4 variant forms: Aldis, Aldon, Aldus and Alldo.

Baby names that sound like Aldo are Alto, Aled, Alta, Elado and Waldo.