Is Irby a boy or girl name?

Irby is a boy’s name. Of the 1,130 Americans recorded with the name since 1880, 2.3% were girls and 97.7% were boys.

Irby

Recorded 1896–1991 · United States

Irby was most popular in 1916, when 39 American babies were given the name — ranking #2,081 that year. It was not recorded in 2025. Across 1880–2025 the Social Security Administration has recorded 1,130 people named Irby.

Irby over time

Births per year. The dot marks Irby’s peak in 1916. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Irby a boy’s or a girl’s name?

Across the whole record Irby is a boy’s name — 2.3% of the 1,130 Americans given it were girls and 97.7% 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 Irby

Where Irby is most concentrated

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

Explore further

See Irby on the interactive charts

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