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Last name Duffett (Duffett
) , in the entire world, is quite a rare surname. The family name Duffett is habitual in Isle of Man, where it is quite a rare surname, Canada, where it is a rare surname, and New Zealand. Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Duffett | Canada, Australia, United States, United Kingdom, South Africa |