Baby Names US
boys' name ★ peaked 1916

Irby

Meaning Although more commonly a surname, Irby is also a given name Gender Boy · 2% girls Rank 2025 Below top lists

Although more commonly a surname, Irby is also a given name.

Rank 2025
–
among boys
Babies in 2025
<5
named Irby
How common
–
boys born in 2025
Peak year
1916
39 babies
All-time total
1,130
#4,814 all-time among boys
First recorded
1896
in Social Security records

Irby popularity over time

1,130 babies have been named Irby since 1896, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.020.040.060.0818801900192019401960198020002020BoysGirls
BoysGirls

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Girls Boys Total Per year Change Best rank
1880s – – – – – –
1890s 5 6 11 1 – #1,046
1900s – 20 20 2 +82% #1,119
1910s 6 193 199 20 +895% #1,140
1920s 10 256 266 27 +34% #1,183
1930s – 216 216 22 -19% #1,286
1940s 5 152 157 16 -27% #1,536
1950s – 140 140 14 -11% #1,871
1960s – 73 73 7 -48% #2,164
1970s – 38 38 4 -48% #3,965
1980s – 5 5 1 -87% #6,673
1990s – 5 5 1 0% #8,720
2000s – – – – – –
2010s – – – – – –
2020s (to 2025) – – – – – –

The story of Irby

Irby is not currently in use for newborns in the United States: fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1896, 1,130 American babies have been named Irby. Its peak came in 1916, when 39 newborns received the name, the signature sound of the 1910s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Irby stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Irby?

The median living Irby is about 71 years old; half are between 62 and 80. An estimated 300 people named Irby are alive in the United States today.

median 71 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Irby year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 – – – –
2024 – – – –
2023 – – – –
2022 – – – –
2021 – – – –
2020 – – – –
2019 – – – –
2018 – – – –
2017 – – – –
2016 – – – –
2015 – – – –
2014 – – – –
2013 – – – –
2012 – – – –
2011 – – – –
2010 – – – –
2009 – – – –
2008 – – – –
2007 – – – –
2006 – – – –
2005 – – – –
2004 – – – –
2003 – – – –
2002 – – – –
2001 – – – –
2000 – – – –
1995 – – – –
1990 – – – –
1985 – – – –
1980 – – – –
1975 – – 5 #5,822
1970 – – 5 #5,033
1965 – – 5 #4,156
1960 – – 15 #2,164
1955 – – 18 #1,873
1950 – – 13 #2,148
1945 – – 15 #1,817
1940 – – 20 #1,541
1935 – – 22 #1,468
1930 – – 26 #1,442
1925 – – 24 #1,554
1920 5 #5,317 26 #1,477
1915 – – 22 #1,484
1910 – – 5 #1,711
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Frequently asked questions

Quick answers about Irby, drawn from the same Social Security data as the charts above.

How old is the average Irby?

The median living Irby is about 71 years old. Half of all living Irbys are between 62 and 80 years old.

How many people named Irby are alive today?

An estimated 300 people named Irby are alive in the United States, based on 1,130 recorded births and Social Security life tables.

What does the name Irby mean?

Although more commonly a surname, Irby is also a given name.

How popular is the name Irby in 2025?

Irby did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Irby?

1,130 babies have been named Irby in the United States since 1896, based on Social Security card applications.

When was the name Irby most popular?

Irby peaked in 1916, when 39 newborns received the name.

Is Irby a boy or girl name?

Irby is overwhelmingly a boy's name: 98% of babies with the name.

Is the name Irby rising or falling?

Irby has been roughly stable over the past decade.

Names like Irby

Names that sound and feel close to Irby: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Irby with similar names → More names starting with I →