as a Last Name
- 129,604
- people in the U.S. have this name Get contact details for people named Castro
Meaning & Origins
Galician, Portuguese, Italian, and Jewish (Sephardic): topographic name from castro ‘castle’, ‘fortress’ (Latin castrum ‘fort’, ‘Roman walled city’): in Galicia and also in northern Portugal a habitational name from any of various places named with this word; in Italy either a topographic name or a habitational name.
| 231st in the U.S. for 2011 |
Nicknames & variations
Quick facts
- Tens of Thousands
- of people in the U.S have this name
- 129,604
- to be exact (as of February 2011)
- Guam
- has the most people named Castro per capita
Top state populations
U.S. Distribution Map
