Surname Splaine (Splaine 
) , all over the world, is a rare cognomen. The last name Splaine is habitual in Ireland, where it is a rare surname, the United Kingdom, and the United States. Measured by absolute frequency, it most frequently occurs in the United States, the United Kingdom, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Splaine | Canada, New Zealand, Ireland, United Kingdom, United States |
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henry splaine politician in Massachusetts, US (b. 1837), US (b. 1837) |
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| james r. splaine American politician, US (b. 1947) |
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| eliza splaine Peerage person ID=455009 |
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| philip splaine Peerage person ID=549883 |
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| aaron splaine association football player, ES (b. 1996) |
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