Crasto: Last Name Origin and Family Crest

Crasto is a spelling of the Spanish surname Castro. The name is usually explained as “Fort, fortified place”.

Crasto and Castro

Records show Crasto as one of the forms Castro took over time. Census takers and immigration officers often wrote what they heard. Related forms: De Castro and Castrillo.

Crasto coat of arms

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

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