# Sidman (surname)

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

A surname originating as a patronymic.

| Field | Value |
|---|---|
| Origin | English |
| Type | patronymic, formed from a father’s (or ancestor’s) given name |
| People in the US (2010 Census) | 523 |
| US rank (2010) | 41,579 of 162,253 |
| How often | about 1 in every 590,336 people |
| Change since 2000 | -10.6% (585 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

From an unrecorded Middle English personal name Sideman or Sedeman, perhaps from Old English sidu (“custom, habit”) + mann (“man, person”).

## Who carries it

Share of people named Sidman 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) | 1.1% |
| Asian and Pacific Islander | 1.1% |
| Two or more races | 1.5% |

## Similar surnames

Seidman, Steinman, Stoneman, Sweetman, Sweatman, Stamand, Steinmann, Stamant, Stemen, Steininger, Stoneham.

## 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.