Marlo

Unisex

Marlo has been given to 10,944 babies in the U.S. since 1915. It peaked in 1970.

Popularity over time births per year, 1880–2025

Hover or tap the chart to read any year.

Total babies

10,944

Peak year

1970 (635 babies)

Rank in 2025

Below top 1000

First recorded

1915

10-year trend

▲ +65%

Gender split

66% girls / 34% boys

Rank through the decades

Marlo's rank among U.S. girl names at 25-year milestones.

Year	Girls rank
1975	#752

— means outside the top 1000 that year.

Spellings & variants

Names one letter away from Marlo — alternate spellings parents actually use.

Marioboy

152,403 babies since 1897

Marcoboy

76,917 babies since 1910

Marlagirl

38,819 babies since 1912

Marlonboy

31,292 babies since 1914

Margogirl

27,242 babies since 1905

Arloboy

25,135 babies since 1899

Names with a similar vibe

Same primary gender, peaked around the same years, and roughly as common as Marlo.

Shelliegirl

10,859 babies since 1882

Demetriagirl

11,101 babies since 1914

Nakiagirl

10,744 babies since 1973

Lashawnunisex

10,628 babies since 1955

Claudinegirl

11,338 babies since 1880

Katinagirl

11,340 babies since 1920

Letitiagirl

11,408 babies since 1880

Lucretiagirl

10,430 babies since 1880

FAQ

How popular is the name Marlo?

Marlo has been given to 10,944 babies in the U.S. since 1915. It ranked below the top 1000 in 2025.

When did the name Marlo peak?

Marlo peaked in 1970, when 635 babies were given the name.

Is Marlo a girl or boy name?

Marlo is a unisex name, used for both girls and boys.

Get new name insights first

Occasional updates when we add new data & tools. No spam, unsubscribe anytime by replying to any email or writing to hello@zalize.com.

By subscribing you agree to our privacy policy. We store only your email address and the date you signed up.