Antonio Surname Meaning & Coat of Arms

The spelling Antonio grew out of Antunes, a Portuguese surname with a long paper trail.

Local scribes, dialects and emigration all left their mark on how the name was written. Before spelling was fixed, Antunes was also written Antonio.

Heraldry is personal: arms associated with the Antunes surname were borne by specific families, and sharing the name does not mean sharing the blazon. For the full story, order the Antonio surname pack.