Cognomen Spowart (Spowart 
) , in all the world, is a rare family name. The cognomen Spowart is characteristic of Australia, where it is a rare surname, the United Kingdom, and New Zealand. Not in comparison with a country's population, it is commonest in the United Kingdom, Australia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Spowart | United Kingdom, South Africa, Australia, United States, Canada |
| thomas spowart Scottish cricketer (b. 1903) |
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| ruby spowart Australian photographer (born 1928), AU (b. 1928) |
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| doug spowart Australian photographer, AU (b. 1953) |
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| catherine spowart researcher (ORCID 0000-0001-8641-2871) |
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| jamie spowart New Zealand rugby union player, NZ (b. 1998) |
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