Cognomen Estlin (Estlin 
) , worldwide, is a rare family name. The cognomen Estlin is characteristic of Israel, where it is a rare surname, the United Kingdom, where it is a very rare surname, and Canada. Much less frequently, Estlin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Estlin | Canada, Brazil, Israel, United Kingdom, China |
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john bishop estlin British surgeon, GB (b. 1785) |
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| john prior estlin British minister (b. 1747) |
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mary estlin (1820-1902), GB (b. 1820) |
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| anna maria estlin (1788-1858) (b. 1788) |
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| kustaa estlin FI (b. 1878) |
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peter estlin politician (born 1961), GB (b. 1961) |
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| jennifer estlin American actress, US (b. 1964) |
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| t estlin researcher |
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| joseph prior estlin |
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