Unisex name · peaked 1970

Marlo

Every Marlo since 1915 — 10,944 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
0.10.20.30.418801900192019401960198020002020GirlsBoys
GirlsBoys
Rank 2025
#1,839
among girls
Babies in 2025
204
named Marlo
Peak year
1970
635 babies
All-time total
10,944
since 1915

The story of Marlo

Marlo is rare for girls in the United States, ranked #1,839 in 2025 with 109 babies given the name. It is currently rising compared with a decade ago.

Since 1915, 10,944 American babies have been named Marlo — about 66% girls and 34% boys, making it a genuinely unisex name. Its peak came in 1970, when 635 newborns received the name — the signature sound of the 1970s.

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

Marlo 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 109 #1,839 95 #1,720
2024 119 #1,713 100 #1,680
2023 100 #1,980 106 #1,637
2022 122 #1,718 76 #2,014
2021 102 #1,938 83 #1,864
2020 84 #2,166 80 #1,861
2019 116 #1,767 77 #1,926
2018 99 #1,994 65 #2,158
2017 75 #2,418 49 #2,586
2016 92 #2,122 72 #2,003
2015 77 #2,397 47 #2,630
2014 88 #2,169 56 #2,334
2013 92 #2,089 47 #2,582
2012 103 #1,926 40 #2,937
2011 79 #2,362 41 #2,882
2010 84 #2,286 44 #2,769
2009 71 #2,611 32 #3,449
2008 77 #2,475 37 #3,144
2007 42 #3,835 33 #3,355
2006 59 #2,931 40 #2,863
2005 42 #3,562 25 #3,782
2004 35 #4,062 24 #3,821
2003 36 #3,849 37 #2,711
2002 32 #4,044 28 #3,235
2001 31 #4,074 29 #3,115
2000 36 #3,635 32 #2,844
1995 30 #3,636 36 #2,240
1990 31 #3,485 29 #2,412
1985 56 #1,964 26 #2,158
1980 95 #1,333 55 #1,254
1975 191 #752 52 #1,175
1970 593 #398 42 #1,289
1965 16 #3,216 25 #1,581
1960 8 #5,027 27 #1,570
1955 9 #4,270 29 #1,440
1950 6 #5,084 16 #1,924
1945 8 #3,580 11 #2,207
1940 13 #2,050
1935 7 #3,633 28 #1,287
1930 13 #2,256
1925 10 #2,865
1920 9 #3,119
1915 7 #3,272
1910
1905
1900
1895
1890
1885
1880

Famous people named Marlo

  1. Marlo Thomas Actor · b. 1937

Ranked by global fame across Wikipedia editions (Pantheon project, MIT).

Frequently asked questions

How popular is the name Marlo in 2025?

Marlo ranked #1,839 among girls' names in the United States in 2025, with 109 babies given the name, according to Social Security Administration data.

How many people are named Marlo?

10,944 babies have been named Marlo in the United States since 1915, based on Social Security card applications.

When was the name Marlo most popular?

Marlo peaked in 1970, when 635 newborns received the name.

Is Marlo a boy or girl name?

Marlo is used for both: about 66% of babies named Marlo have been girls and 34% boys.

Is the name Marlo rising or falling?

Marlo is on the rise — noticeably more popular now than a decade ago.

Who are famous people named Marlo?

Well-known people named Marlo include Marlo Thomas (actor).

Names like Marlo

Compare Marlo with similar names →