Cognomen Daffarn (Daffarn 
) , in the entire world, is a very rare surname. The cognomen Daffarn is characteristic of the United Kingdom, where it is a very rare surname, South Africa, and France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Daffarn | France, United Kingdom, South Africa |
| dulcie daffarn (died 1979) |
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| daphne morris daffarn (died 1960) |
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| william george daffarn Peerage person ID=312160 |
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| luc daffarn South African rower, ZA (b. 1998) |
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