Heraldry and the O'Brion Surname

There is no single O'Brion family crest for every bearer. Herald Lab researches the arms historically associated with the name and explains whose they were.

What O'Brion means

Clerks wrote O'Brien in many ways, and O'Brion is one that stuck. The name is generally explained as “Grandson of Bryan or Brian (hill)”.

Before spelling was fixed, O'Brien was also written O'Brion. Census takers and immigration officers often wrote what they heard. Other spellings include O'Brian, Brien and O'Bryan. O'Brion ranked 60,505 in the 2010 US Census, with 333 people answering to the name.

For the full story, order the O'Brion surname pack.