What Fallon means
Fallon means “descendant of Fallamhan”, associated with Fallamhain.
Dictionary etymologyReferences, data & attribution
Reduced Anglicized form of Irish Ó Fallamhain (“descendant of Fallamhan”), a personal name related to follúnaitheoir (“ruler, governor”).
Excerpt from Wiktionary: Fallon (English) · CC BY-SA 4.0
- Wiktionary: Fallon (English)
- U.S. Social Security Administration: national name data and limitations
- Wikidata: Fallon Sherrock
Wiktionary material is available under CC BY-SA 4.0.
Origin, language, and formation
Fallon is used in English. Its origins include surname transfer.
Fallon comes through Irish Ó Fallamhain.
Fallon is recorded as a surname transferred into given-name use.
Related names and everyday forms
Related names include Ó Fallamhain.
Pronunciation and spelling
In English, Fallon is pronounced /ˈfælən/.
American usage and historical context
In the United States, 11,634 girls were recorded with the name Fallon between 1981 and 2025. Its highest annual count was 611 in 1982; its best national rank was #376 in 1982.
Over 5 years its rank rose, from #865 in 2020 to #779 in 2025. Over 10 years its rank rose, from #1,126 in 2015 to #779 in 2025.
In the United States, 619 boys were recorded with the name Fallon between 1972 and 2025. Its highest annual count was 37 in 2015; its best national rank was #3,101 in 2015.
Over 5 years its rank fell, from #3,515 in 2020 to #5,940 in 2025. Over 10 years its rank fell, from #3,101 in 2015 to #5,940 in 2025.