Baby Names US
boys' name ★ peaked 2011

Izaak

Gender Boy Rank 2025 #3,016 Trend ↓ Falling 18%
Rank 2025
#3,016
among boys · ↓528 vs 2024
Babies in 2025
41
named Izaak · -25% vs 2024
How common
1 in 41,660
boys born in 2025
Peak year
2011
138 babies
All-time total
2,889
#2,606 all-time among boys
First recorded
1972
in Social Security records

Izaak popularity over time

2,889 babies have been named Izaak since 1972, 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
0.030.050.080.118801900192019401960198020002020Peak 2011Boys

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 Boys Per year Change Best rank
1880s – – – –
1890s – – – –
1900s – – – –
1910s – – – –
1920s – – – –
1930s – – – –
1940s – – – –
1950s – – – –
1960s – – – –
1970s 107 11 – #2,159
1980s 86 9 -20% #3,162
1990s 400 40 +365% #1,511
2000s 1,048 105 +162% #1,277
2010s 914 91 -13% #1,255
2020s (to 2025) 334 56 -39% #2,049

Where Izaak is heading

A five-year projection from the recent trend in births per 1,000 boys (damped so it flattens over time), converted to babies at today's birth totals. The implied rank places that projection in the 2025 field. A projection, not a promise: real trends bend.

Year Projected babies Per 1,000 boys Implied rank
2026 40 0.02 outside top 500
2027 39 0.02 outside top 500
2028 39 0.02 outside top 500
2029 38 0.02 outside top 500
2030 38 0.02 outside top 500

The story of Izaak

Izaak is rare for boys in the United States, ranked #3,016 in 2025 with 41 babies given the name. It is currently declining compared with a decade ago.

Since 1972, 2,889 American babies have been named Izaak. Its peak came in 2011, when 138 newborns received the name, the signature sound of the 2010s.

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 Izaak stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Izaak?

The median living Izaak is about 17 years old; half are between 11 and 24. An estimated 2,800 people named Izaak are alive in the United States today.

median 17 020406080100

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

Izaak year by year

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

Year Boys Boys rank
2025 41 #3,016
2024 55 #2,488
2023 42 #2,971
2022 74 #2,049
2021 57 #2,393
2020 65 #2,152
2019 57 #2,374
2018 53 #2,455
2017 55 #2,362
2016 66 #2,120
2015 90 #1,722
2014 107 #1,508
2013 108 #1,504
2012 124 #1,362
2011 138 #1,255
2010 116 #1,432
2009 122 #1,397
2008 119 #1,416
2007 109 #1,469
2006 111 #1,415
2005 115 #1,316
2004 118 #1,277
2003 89 #1,471
2002 96 #1,374
2001 89 #1,406
2000 80 #1,508
1995 38 #2,153
1990 12 #4,515
1985 6 #6,088
1980 14 #3,162
1975 19 #2,316
1970 – –
1965 – –
1960 – –
1955 – –
1950 – –
1945 – –
1940 – –
1935 – –
1930 – –
1925 – –
1920 – –
1915 – –
1910 – –
1905 – –
1900 – –
1895 – –
1890 – –
1885 – –
1880 – –

Famous people named Izaak

The most globally famous bearers of the name, ranked by fame across Wikipedia editions (Pantheon project, MIT).

  1. 1 Izaak Walton Izaak Walton English author (c. 1593 – 1683) 16th century

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

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

How old is the average Izaak?

The median living Izaak is about 17 years old. Half of all living Izaaks are between 11 and 24 years old.

How many people named Izaak are alive today?

An estimated 2,800 people named Izaak are alive in the United States, based on 2,889 recorded births and Social Security life tables.

How popular is the name Izaak in 2025?

Izaak ranked #3,016 among boys' names in the United States in 2025, with 41 babies given the name, according to Social Security Administration data.

How many people are named Izaak?

2,889 babies have been named Izaak in the United States since 1972, based on Social Security card applications.

When was the name Izaak most popular?

Izaak peaked in 2011, when 138 newborns received the name.

Is Izaak a boy or girl name?

Izaak is overwhelmingly a boy's name: 100% of babies with the name.

Is the name Izaak rising or falling?

Izaak is declining, less popular now than a decade ago.

Will Izaak become more popular?

Izaak is trending downward. If the recent trend holds, we project roughly 38 boys named Izaak in 2030, which would rank outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Who are famous people named Izaak?

Well-known people named Izaak include Izaak Walton (writer).

Names like Izaak

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

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