Cognomen Swanston (Swanston 
) , across the world, is quite a rare family name. The surname Swanston is characteristic of Saint Kitts and Nevis, where it is quite a common surname, Trinidad and Tobago, where it is quite a rare surname, and the United Kingdom. Measured by absolute frequency, this name is the most popular in the United Kingdom, the United States, and Canada.
| VARIANT | COUNTRY |
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| Swanston | United Kingdom, Australia, United States, Canada, New Zealand |
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charles swanston English born Australian merchant, banker and politician (1789-1850), GB (b. 1789) |
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| clement tudway swanston barrister (b. 1783) |
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| j. w. swanston English printer, publisher, GB (b. 1801) |
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| alexander swanston politician, died 1882 (b. 1808) |
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| george heriot swanston Scottish cartographer (b. 1814) |
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| clement tudway swanston (1832-1879) (b. 1832) |
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| john daniel swanston architect (b. 1868) |
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| james beck swanston Canadian politician (1878-1957), CA (b. 1878) |
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| hamish swanston British theologian, GB (b. 1933) |
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| george swanston Trinidadian athletics competitor, TT (b. 1950) |
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| jane swanston GB (b. 1958) |
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| eyllaerdt swanston Swanston, Eyllaerdt (d. 1651), actor |
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| nigel swanston British songwriter, record producer, GB |
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| charles swanston Peerage person ID=192340 |
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| treena swanston researcher (ORCID 0000-0001-6178-6279) |
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