# Hieronymus (surname)

Source: https://namelineage.com/surname/hieronymus/  
Publisher: Name Lineage. Counts from the US Census Bureau; origin and etymology from Wiktionary; bearers from Wikidata. Data updated 2026-11-11.

A surname transferred from the given name.

| Field | Value |
|---|---|
| Origin | Greek |
| Type | patronymic, formed from a father’s (or ancestor’s) given name |
| People in the US (2010 Census) | 608 |
| US rank (2010) | 36,736 of 162,253 |
| How often | about 1 in every 507,805 people |
| Change since 2000 | +3.9% (585 in 2000) |
| Pronunciation | /ˌhaɪ.(ə)ˈɹɑnɪməs/, 4 syllables |
| Variant spellings | none recorded |

## Etymology

From Latin Hierōnymus, from Ancient Greek Ἱερώνυμος (Hierṓnumos, “having a holy name”). Doublet of Geronimo and Jerome.

## Who carries it

Share of people named Hieronymus in the 2010 US Census by the Census's own race and ethnicity groups. The Census suppresses a share when the count behind it is small.

| Group | Share |
|---|---|
| White (not Hispanic) | 96% |
| Hispanic or Latino (any race) | 1.5% |
| American Indian and Alaska Native | 0.0% |
| Two or more races | 2.1% |

## Similar surnames

Hernandez, Harmon, Herman, Harman, Herrmann, Hermann, Hernandes, Horning, Harriman, Hermanson, Hornung, Herrman.

## How to read these numbers

A Census count is people alive and counted in 2010, not births, and names occurring fewer than 100 times are not published at all. Ethnicity shares are the Census's own categories.