Is Glennon a boy or girl name?

Glennon is a boy’s name. Of the 1,244 Americans recorded with the name since 1880, 0.0% were girls and 100.0% were boys.

Name Legacy

Glennon

Recorded 1912–1995 · United States

Glennon was most popular in 1957, when 33 American babies were given the name — ranking #3,103 that year. It was not recorded in 2025. Across 1880–2025 the Social Security Administration has recorded 1,244 people named Glennon.

Glennon over time

Births per year. The dot marks Glennon’s peak in 1957. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Glennon a boy’s or a girl’s name?

Across the whole record Glennon is a boy’s name — 0.0% of the 1,244 Americans given it were girls and 100.0% were boys.

Counted from every US birth the Social Security Administration recorded under this name, so it reflects use rather than opinion. A name given to fewer than five babies of one sex in a year is withheld at source and is not counted.

Names that peaked alongside Glennon

Where Glennon is most concentrated

How much more common the name is in each state than across the country as a whole.

Missouri 44.1×

Explore further

See Glennon on the interactive charts

Source: U.S.A. Social Security Administration. Years 1880–2025. namelegacy.org