The first name Gannon
A boy’s name from Irish meaning “son of finan”.
2 syllables Male Also a surname
Meaning and origin
Irish origin
Gannon means “son of finan” in Irish.
Derived from Irish Mag Fhionnáin "son of Finan".
From Wiktionary (CC BY-SA 4.0).
Popularity in the United States
Babies named Gannon at birth, 1880–2025
In 2025, 64 boys born in the United States were named Gannon, the 2,216th most popular boys’ name that year. It was used most in 2014, when 751 were.
6,682
babies named Gannon since 1880
#2,216
rank in 2025
2014
peak year
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
More Irish boys’ names
Questions
- What does the name Gannon mean?
- Gannon means “son of finan” in Irish.
- What is the origin of the name Gannon?
- Derived from Irish Mag Fhionnáin "son of Finan".
- Is Gannon a boy's or a girl's name?
- Mostly a boy's name: 100% of the 6,682 US babies named Gannon since 1880 were boys.
- When was Gannon most popular?
- 2014 in the United States, when 751 babies were named Gannon, its highest rank at 414th.
- Is Gannon also a surname?
- Yes. Gannon is used as a surname as well as a first name; its surname page has the origin and how many people carry it.