Hiero
- US rank
- Unranked
- Syllables
- 2
- Peak
- #12,145 in 2019
0 babies were named Hiero in the US in 2025.
Found on lists
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US births per million boys, 2019–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Hiero you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryHiero first shows up in US birth records in 2019, the first year at least 5 babies got it. That makes it a fairly new name, younger than many of today's parents.
- Best yearIts best year was 2019, when it reached #12,145.
About the name Hiero
Hiero is a boy name of Greek origin. It has 5 letters and 2 syllables, starting with H and ending in “-ero”. US birth records list Hiero for boys from 2019 to 2021, in 2 of those 3 years. Its best year was 2019, when it ranked #12,145 among boy names. It hasn't been given to 5 or more US babies in a year since 2021, so today it's a genuinely rare choice.
Origin:Greek names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2010s | 2.8 | 357,143 boys |
| 2020s | 1.4 | 689,655 boys |
More Greek boy names
- Boy name: Theodore · gift of God
- Boy name: Mateo · gift of God
- Boy name: Lucas · man from Lucania
- Unisex name: Elias · my God is Yahweh
- Boy name: Sebastian · venerable
- Boy name: Leo · lion
- Boy name: Thomas · twin
- Unisex name: Miles · possibly gracious
Questions about the name Hiero
What is the origin of the name Hiero?
Hiero has Greek roots in our records. Other Greek names include Theodore, Mateo, Lucas.
Is Hiero a boy or girl name?
Hiero is a boy name.
How popular is the name Hiero?
Hiero is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2021. It peaked at #12,145 in 2019.