Submitted names are contributed by users of this website. Check marks indicate the level to which a name has been verified.
 
2a. listed usages are verified
Type Surname (ornamental)
Usage Spanish

Meaning & History

Possibly derived from Spanish castaño, meaning "chestnut tree". Alternatively, it may be derived from castañón, which is the Spanish word for the kippernut plant (species Conopodium majus).
Added 6/29/2024 by guasguendi