Surname Fithen (Fithen 
) , throughout the world, is a rare last name. The surname Fithen is habitual in Canada, where it is a rare surname, the United States, where it is a very rare surname, and New Zealand. In absolute terms, it is commonest in the United States, Canada, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Fithen | Canada, United Kingdom, United States, Venezuela, New Zealand |
| guy fithen British actor, GB (b. 1962) |
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