Fennelly — Family Name, Records and Arms

Fennelly is an Irish surname. In Elsdon Smith's reading, the name described “grandson of Fionnghalach (fair or valorous)”.

In the 2010 US Census, 726 Americans gave Fennelly as their last name (rank 31,790). Names that sound alike, such as Fennell, are easily confused in old records.

Heraldry follows families, not surnames. A Fennelly coat of arms, where one exists, belonged to a specific line. Research your Fennelly family history with a full surname report and painted coat of arms.