# Declercq (surname)

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

A surname from Dutch.

| Field | Value |
|---|---|
| Origin | Dutch |
| Type | not recorded |
| People in the US (2010 Census) | 618 |
| US rank (2010) | 36,246 of 162,253 |
| How often | about 1 in every 499,588 people |
| Change since 2000 | +31% (472 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Borrowed from Dutch Declercq, an alternative form of de Klerk.

## Who carries it

Share of people named Declercq 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) | 93% |
| Hispanic or Latino (any race) | 3.7% |
| Two or more races | 1.9% |

## Where

Wikidata records people named Declercq in Belgium and the United States.

## People named Declercq

- Jean De Clercq, Belgian footballer (1905-1984)
- Tim Declercq, Belgian bike road racer
- Hans De Clercq, Belgian cyclist
- Mario De Clercq, Belgian cyclist
- Staf De Clercq, Belgian politician (1884-1942)
- Katrijn De Clercq, Belgian track cyclist
- Peter De Clercq, Belgian road bicycle racer
- Andrew DeClercq, American basketball player, coach

## Similar surnames

Deslauriers.

## 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.