How Many People Are Named Irby?
people named Irby are alive in the United States today (estimate)
About 1 in 1,139,282 people in the US has this name
Based on 1,130 babies named Irby in Social Security records from 1896 to 1991, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
39 births
Trend
Last year given
⚧ Gender Distribution
Of the babies given the name Irby, 1% were girls and 99% were boys.
👥 Age Distribution
The average person named Irby alive today is about 70 years old, and 78% are 60 or older. Half of them were between 61 and 79 in 2025.
📈 Popularity Over Time
Irby first appears in the records in 1896 and was given most often in 1916, to 39 babies. The last year it was given to at least 5 babies of one sex was 1991.
Babies given the name each year, 1896 to 1991
🏆 Rank History
Irby has never been one of the 100 most popular boys' names. Its best rank was #1,045, in 1896.
| Boys | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #1,045 (1896) |
| Years in the top 100 | None |
| Rank in its biggest decade | #1,487 in the 1920s |
📍 State-Wise Distribution
People named Irby alive today, by the state where they were born (estimate; state records start in 1910).
More people named Irby were born in Alabama than in any other state: about 10 of those alive today. Compared with the national rate in the same years, Irby was given 21.1 times as often in Alabama and 15.4 times in Louisiana.
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