Here is a glossary of many common surnames that are found in Catalan. This is not an exhaustive list, nor does it catalog the many possible spellings or variations that can be found in old records; however, it should help as you attempt to identify names you come across.

Other resources to look at include:

• FamilySearch Wiki: Spain Naming Customs
• Behind the Name: Catalan Surnames
• Viccionari: Cognoms en català
• Els Llinatges Catalans: Catalunya, País Valencià, Illes Balears by Francesc de B. Moll