# Koc (surname)

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

A surname.

| Field | Value |
|---|---|
| Origin | Turkish |
| Type | nickname, from a description or nickname of an ancestor |
| People in the US (2010 Census) | 566 |
| US rank (2010) | 38,948 of 162,253 |
| How often | about 1 in every 545,487 people |
| Change since 2000 | +30% (435 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Two main origins: * Borrowed from Turkish Koç, a nickname from koç (“ram”). * Borrowed from Polish Koc, a nickname from koc (“blanket”).

## Who carries it

Share of people named Koc 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) | 85% |
| Hispanic or Latino (any race) | 3.0% |
| Asian and Pacific Islander | 9.5% |
| Two or more races | 1.9% |

## Similar surnames

Kok, Kock, Koch, Kos, Kosch, Keys, Keyes, Keck, Kish, Koss, Kwok, Koski.

## 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.