Baby Names US
girls' name ★ peaked 1991

Marilu

Gender Girl Rank 2025 #7,022
Rank 2025
#7,022
among girls · ↑439 vs 2024
Babies in 2025
16
named Marilu
How common
1 in 100,454
girls born in 2025
Peak year
1991
55 babies
All-time total
2,279
#4,318 all-time among girls
First recorded
1919
in Social Security records

Marilu popularity over time

2,279 babies have been named Marilu since 1919, 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
0.010.020.030.0418801900192019401960198020002020Peak 1983Girls

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 Per year Change Best rank
1880s – – – –
1890s – – – –
1900s – – – –
1910s 5 1 – #5,290
1920s 67 7 +1240% #1,930
1930s 116 12 +73% #2,079
1940s 136 14 +17% #2,010
1950s 196 20 +44% #2,089
1960s 167 17 -15% #2,394
1970s 225 23 +35% #2,644
1980s 373 37 +66% #2,008
1990s 443 44 +19% #2,336
2000s 282 28 -36% #3,698
2010s 181 18 -36% #4,982
2020s (to 2025) 88 15 -19% #6,583

The story of Marilu

Marilu is rare for girls in the United States, ranked #7,022 in 2025 with 16 babies given the name. It is currently declining compared with a decade ago.

Since 1919, 2,279 American babies have been named Marilu. Its peak came in 1991, when 55 newborns received the name, the signature sound of the 1990s.

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

How old are people named Marilu?

The median living Marilu is about 36 years old; half are between 24 and 52. An estimated 2,000 people named Marilu are alive in the United States today.

median 36 020406080100

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

Marilu year by year

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

Year Girls Girls rank
2025 16 #7,022
2024 15 #7,461
2023 17 #6,832
2022 11 #9,429
2021 18 #6,583
2020 11 #9,320
2019 11 #9,514
2018 16 #7,299
2017 13 #8,604
2016 23 #5,737
2015 14 #8,281
2014 28 #4,982
2013 23 #5,768
2012 18 #7,057
2011 22 #6,071
2010 13 #9,052
2009 22 #6,235
2008 27 #5,388
2007 27 #5,331
2006 35 #4,228
2005 31 #4,447
2004 21 #5,893
2003 31 #4,277
2002 36 #3,698
2001 30 #4,162
2000 22 #5,256
1995 42 #2,865
1990 53 #2,366
1985 41 #2,425
1980 30 #2,973
1975 19 #3,586
1970 23 #2,995
1965 13 #3,664
1960 22 #2,620
1955 27 #2,089
1950 12 #3,161
1945 15 #2,303
1940 17 #2,010
1935 11 #2,676
1930 9 #3,238
1925 6 #4,761
1920 – –
1915 – –
1910 – –
1905 – –
1900 – –
1895 – –
1890 – –
1885 – –
1880 – –

Famous people named Marilu

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

  1. 1 Marilu Henner Marilu Henner American actress and singer (born 1952) Contemporary

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

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

How old is the average Marilu?

The median living Marilu is about 36 years old. Half of all living Marilus are between 24 and 52 years old.

How many people named Marilu are alive today?

An estimated 2,000 people named Marilu are alive in the United States, based on 2,279 recorded births and Social Security life tables.

How popular is the name Marilu in 2025?

Marilu ranked #7,022 among girls' names in the United States in 2025, with 16 babies given the name, according to Social Security Administration data.

How many people are named Marilu?

2,279 babies have been named Marilu in the United States since 1919, based on Social Security card applications.

When was the name Marilu most popular?

Marilu peaked in 1991, when 55 newborns received the name.

Is Marilu a boy or girl name?

Marilu is overwhelmingly a girl's name: 100% of babies with the name.

Is the name Marilu rising or falling?

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

Who are famous people named Marilu?

Well-known people named Marilu include Marilu Henner (actor).

Names like Marilu

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

Compare Marilu with similar names → More names starting with M →