Heraldry and the Dual Surname
Before any talk of crests, here are the plain facts about Dual. In Spain, the INE population register lists 2,576 people with Dual as their first surname and 2,674 as their second.
Researching the origin
The meaning of Dual is not given in the reference works we use for these short pages; a full report traces it from your own family's records. Local archives often hold baptisms and marriages that never reached online indexes.
Sound-alike surnames
Names that sound alike, such as Daly, Dahl and Dale, are easily confused in old records.
Arms associated with the name
Heraldry follows families, not surnames. A Dual coat of arms, where one exists, belonged to a specific line.
Get the complete Dual report, with a museum-style coat of arms.