About the De Castro Surname

The last name De Castro is another written form of Castro, a well-known Spanish family name.

What is the meaning of De Castro?

Its meaning, shared with Castro, is “Fort, fortified place”.

How is De Castro related to Castro?

With its De prefix, De Castro keeps Castro intact and marks descent in the older style. You may also find the name written Castrillo and Crasto.

Is there a De Castro coat of arms?

Looking for a De Castro coat of arms? Arms were granted to families, not to surnames, and our research shows which heraldic tradition fits yours.

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