Is Monnie a boy or girl name?

Monnie is mostly a girl’s name. Of the 2,119 Americans recorded with the name since 1880, 87.8% were girls and 12.2% were boys.

Name Legacy

Monnie

Recorded 1884–2021 · United States

Monnie was most popular in 1917, when 48 American babies were given the name — ranking #1,868 that year. It was not recorded in 2025. Across 1880–2025 the Social Security Administration has recorded 2,119 people named Monnie.

Monnie over time

Births per year. The dot marks Monnie’s peak in 1917. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Monnie a boy’s or a girl’s name?

Across the whole record Monnie is mostly a girl’s name — 87.8% of the 2,119 Americans given it were girls and 12.2% were boys. In births since 2016 it is 100% girls and 0% 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 Monnie

Where Monnie is most concentrated

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

Explore further

See Monnie on the interactive charts

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