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Cleo

Girl name · Greek

Meaningglory · Greek form of Cleopatra

US rank
#577
Syllables
1
Peak
#171 in 1907

516 babies were named Cleo in the US in 2025. It has climbed 304 places in five years.

Found on lists

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US births per million girls, 1880–2025

05501,10018801920196020002025

US births per million boys, 1880–2025

021042018801920196020002025

Most popular states (2025)

AK rank #134MT rank #208UT rank #249CA rank #370CT rank #393

Similar names

Popularity: U.S. Social Security Administration (babies with 5+ births per year).

Did you know?

A few things about Cleo you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.

Cleo Laine

Famous Cleo

Cleo Laine

English jazz singer and actress (1927–2025)

Choose Cleo and your child shares a first name with Cleo Laine, an English jazz singer and actress. A ready-made answer when someone asks “Cleo, like who?” Cleo Laine's Wikipedia article is available in 27 languages, a good sign of just how widely known they are.

Read about Cleo Laine on Wikipedia (opens in a new tab)

Photo: Jack de Nijs for Anefo / Anefo, CC0 (opens in a new tab), via Wikimedia Commons

  • How commonAbout 1 in every 3,115 baby girls born in the US in 2025 was named Cleo, 516 babies in all. In a typical school of 500 kids, your Cleo would very likely be the only one.
  • HistoryCleo has been in use since at least 1880, the first year US birth records were kept. That's 145 years of Cleos, and counting.
  • Best yearIt was far more popular in 1907, when it ranked #171. Today it's #577, so it could be due a comeback.
  • Then vs nowCleo is 8.8× more common today than it was in 2000. In 2000 it was given to about 1 in 27,548 baby girls; in 2025, about 1 in 3,115.
  • TrendCleo has climbed 304 places in the US rankings over the last five years and now sits at #577. Fast risers like this often keep climbing, so expect to hear it more.
  • Where it's lovedCleo is most popular in Alaska, where it ranks #134, followed by Montana (#208) and Utah (#249). It's in the top 1,000 in 34 states.
  • MeaningCleo is a Greek form of Cleopatra, which means “glory”.

About the name Cleo

Cleo is a girl name of Greek origin meaning “glory”. It has 4 letters and 1 syllable, starting with C and ending in “-leo”. US birth records list Cleo for girls from 1880 to 2025, in 146 of those 146 years. Its best year was 1907, when it ranked #171 among girl names. In 2025 it ranked #577, with 516 babies.

Origin:Greek names

Cleo for girls, by decade
DecadeBabies per millionAbout 1 in
1880s2603,850 girls
1890s5151,943 girls
1900s8261,211 girls
1910s8951,117 girls
1920s6851,460 girls
1930s3922,548 girls
1940s1616,195 girls
1950s6914,422 girls
1960s3132,031 girls
1970s2146,533 girls
1980s1855,586 girls
1990s2638,081 girls
2000s3330,230 girls
2010s8012,579 girls
2020s2683,732 girls
Cleo for boys, by decade
DecadeBabies per millionAbout 1 in
1880s4721,464 boys
1890s1456,914 boys
1900s3203,126 boys
1910s3482,875 boys
1920s2703,710 boys
1930s1785,612 boys
1940s8811,377 boys
1950s4422,857 boys
1960s2342,827 boys
1970s2049,801 boys
1980s1378,064 boys
1990s8.7115,340 boys
2000s4.7212,766 boys
2010s7.2138,889 boys
2020s1189,286 boys

More Greek girl names

Questions about the name Cleo

What does the name Cleo mean?

Cleo means “glory” in Greek, as a form of Cleopatra.

What is the origin of the name Cleo?

Cleo has Greek roots in our records. Other Greek names include Eleanor, Aurora, Penelope.

Is Cleo a boy or girl name?

Cleo is a girl name, though a few boys get it too.

How popular is the name Cleo?

Cleo ranked #577 for US girls in 2025, given to 516 babies. Its best year was 1907 (#171).