Unisex name · peaked 2017

Zo

A diminutive of the female given name Zoe.

Every Zo since 1957 — 411 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
0.010.010.020.0318801900192019401960198020002020GirlsBoys
GirlsBoys
Rank 2025
#14,930
among girls
Babies in 2025
13
named Zo
Peak year
2017
49 babies
All-time total
411
since 1957

The story of Zo

Zo is rare for girls in the United States, ranked #14,930 in 2025 with 6 babies given the name. It is currently holding steady compared with a decade ago.

Since 1957, 411 American babies have been named Zo — about 75% girls and 25% boys, making it a genuinely unisex name. Its peak came in 2017, when 49 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 Zo stood among all girls' names in any year, or use the compare tool to plot it against other names.

Zo 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 6 #14,930 7 #10,686
2024 8 #12,154 5 #14,282
2023 16 #7,244 16 #5,925
2022 26 #5,171 16 #5,871
2021 25 #5,236 7 #10,793
2020 37 #3,913 10 #8,063
2019 34 #4,258 9 #8,878
2018 26 #5,151 6 #12,145
2017 40 #3,847 9 #8,835
2016 18 #6,900 6 #12,175
2015 14 #8,440
2014 11 #10,124 5 #14,072
2013 8 #13,136
2012 10 #11,249
2011 6 #16,745
2010 6 #16,974
2009
2008
2007
2006
2005 7 #14,496
2004 6 #16,089
2003
2002
2001
2000 5 #12,118
1995
1990
1985
1980
1975
1970
1965
1960
1955
1950
1945
1940
1935
1930
1925
1920
1915
1910
1905
1900
1895
1890
1885
1880

Famous people named Zo

  1. Zoë Porphyrogenita Politician · 978–1050
  2. Zoë Wanamaker Actor · b. 1949
  3. Zoë Kravitz Actor · b. 1988
  4. Zoë Bell Actor · b. 1978
  5. Zoé Valdés Writer · b. 1959

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

Frequently asked questions

What does the name Zo mean?

A diminutive of the female given name Zoe.

How popular is the name Zo in 2025?

Zo ranked #14,930 among girls' names in the United States in 2025, with 6 babies given the name, according to Social Security Administration data.

How many people are named Zo?

411 babies have been named Zo in the United States since 1957, based on Social Security card applications.

When was the name Zo most popular?

Zo peaked in 2017, when 49 newborns received the name.

Is Zo a boy or girl name?

Zo is used for both: about 75% of babies named Zo have been girls and 25% boys.

Is the name Zo rising or falling?

Zo has been roughly stable over the past decade.

Who are famous people named Zo?

Well-known people named Zo include Zoë Porphyrogenita (politician), Zoë Wanamaker (actor), Zoë Kravitz (actor).

Names like Zo

Compare Zo with similar names →