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Last name Kōan (كوان
, Коан
, Kōan) , all around the world, is a rare family name. The cognomen Kōan is characteristic of Iraq, where it is a rare surname, Syria, and Sudan. In absolute terms, it is commonest in Iraq, Sudan, and Egypt. Also, Kōan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| كوان | Iraq, Egypt, Sudan, Syria, Morocco |
| Коан | Russia, Ukraine |