Zo
The Story of Zo
As a girl name
Zo first appeared in U.S. Social Security Administration records as a girl name in 1957, with 6 babies given the name that year. Its peak popularity came in 2017, when 40 Zos were born — ranking #3,767 that year. As of 2026, Zo ranks #9,870 for girls with 6 births, falling sharply (-61%). In total, more than 317 Zos have been born in the U.S. since records began in 1880, spanning the 1950s through the 2020s.
As a boy name
Zo first appeared in U.S. Social Security Administration records as a boy name in 2000, with 5 babies given the name that year. Its peak popularity came in 2022, when 16 Zos were born — ranking #5,633 that year. As of 2026, Zo ranks #7,463 for boys with 9 births, rising sharply (+34% over the past five years). In total, more than 112 Zos have been born in the U.S. since records began in 1880, spanning the 2000s through the 2020s.
Popularity Over Time
Popularity by State
Names that sound like Zo
Phonetically similar names — useful when Zo is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.
Source: Datamuse . Phonetic similarity ranking, not curated.
Frequently Asked Questions about Zo
What does the name Zo mean?
How popular is Zo in 2026?
When was Zo most popular?
In which U.S. states is Zo most popular?
Is Zo a unisex name?
What names go well with Zo?
About the name Zo
Zo is a unisex baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1957 and has accumulated 317 births in the dataset. Zo's peak popularity came in 2017 when it ranked #3,767. Use the chart and map above to compare Zo's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 2017 →
- Names of the 2010s →
- Names starting with "Z" →
- Browse all girl names →
- Top names of 2026 →
- Browse unisex names →
Data sources
- Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
- Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
- Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
- Predicted nationality distribution — Nationalize.io .
- Phonetically similar names — Datamuse .
Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.