Byrnes Surname Meaning & Coat of Arms

Byrnes is best understood alongside Byrne: both are Irish spellings of one family name.

What does the surname Byrnes mean?

Surname dictionaries give the meaning as “Descendant of Bran, "raven”.

How is Byrnes related to Byrne?

The extra ending in Byrnes is patronymic: it identified a person as belonging to Byrne's family. You may also find the name written O'Byrne and Burns.

Does every Byrnes family have a crest?

Arms linked to Byrne and its spellings were granted to individual families; our heraldry team traces which line they belonged to.

Get the complete Byrnes report, with a museum-style coat of arms.