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Surname Donnan (Donnan
, 唐南
) , worldwide, is quite a rare last name. The last name Donnan is characteristic of Ireland, where it is quite a rare surname, Australia, and the United Kingdom. Not in comparison with a country's population, it is commonest in the United States, the United Kingdom, and Australia. Much less frequently, Donnan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Donnan | Canada, Australia, United States, United Kingdom, Ireland |
| 唐南 | China |