Alonzo Name Meaning, Origin and Heraldry

Many Alonzo families will find their roots under Alonso, the form most records use.

What is the meaning of Alonzo?

It grew out of a personal name: “From Alonso (Alfonso), "noble and ready”.

Is Alonzo the same name as Alonso?

Alonzo writes “z” in place of the “s” found in Alonso, a typical scribal difference. Related forms: Alfonso and Afonso.

Does every Alonzo family have a crest?

Heraldry is personal: arms associated with the Alonso surname were borne by specific families, and sharing the name does not mean sharing the blazon.

Want more than a summary? See the Alonzo family name pack.