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Cognomen Ilanko (Ilanko
) , in the entire world, is a very rare surname. The cognomen Ilanko is habitual in New Zealand, where it is a very rare surname, Australia, and Turkey, where it is an extremely rare surname. Likewise, Ilanko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ilanko | Turkey, India, France, Australia, United Kingdom |