Surname Koea (Koea 
) , all over the world, is a rare last name. The last name Koea is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname, Singapore, where it is a very rare surname, and Indonesia. Very seldom, Koea is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Koea | Malaysia, Indonesia, India, Singapore, South Africa |
| shonagh koea New Zealand writer, NZ (b. 1939) |
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| jonathan b koea researcher (surgery, medical education) |
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