Worldwide, Westerfield (Westerfield 
) is a very rare boy's forename. The forename Westerfield is characteristic of South Africa, where it is a very rare male name, and China, where it is an extremely rare male name. Predominantly, Westerfield is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Westerfield | China, South Africa, United States, India, Canada |
| ray bert westerfield Westerfield, Ray Bert; b. 1884; educator, author, US (b. 1884) |
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| holt bradford westerfield Professor of political science (1928-2008), US (b. 1928) |
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| monte westerfield American neuroscientist |
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