About Glennan
The surname Glennan is of Irish origin and is derived from the Gaelic name "Ó Gleanáin," meaning "descendant of Gleanán." The name Gleanán is believed to be derived from the word "glean," which means "clean" or "pure." It is likely that the surname Glennan originally referred to someone who was known for their cleanliness or purity.
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The surname Glennan is a unique entry in our records. Discover more about its distribution and characteristics:
Below is the ethnic distribution of the surname Glennan based on recent US Census records. This is a brief glimpse into the diverse backgrounds of people carrying this surname.
Ranking information for the surname Glennan is not currently available.
Here's how to represent Glennan in Braille, each pattern of raised dots corresponds to a letter in the name.
The image below shows how you can spell Glennan using American Sign Language (ASL). In sign language, each hand shape corresponds to a specific a letter of the name.