Cognomen Carslake (Carslake 
) , globally, is a rare surname. The surname Carslake is characteristic of Australia, where it is a rare surname, the United Kingdom, and Ireland. Measured by absolute frequency, it is the most numerous in the United Kingdom, Australia, and the United States.
| VARIANT | COUNTRY |
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| Carslake | Australia, Canada, Ireland, United Kingdom, United States |
| john carslake British Royal Navy officer, lieutenant in 1805 (1785-?) (b. 1785) |
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| bernard carslake (b. 1886) |
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| nicola anne carslake Peerage person ID=395335 |
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| harry b carslake researcher |
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| david carslake researcher |
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| henry carslake Peerage person ID=395334 |
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