Cognomen Leesik (Leesik 
) , all around the world, is a very rare last name. The cognomen Leesik is characteristic of Estonia, where it is quite a rare surname, and Canada, where it is an extremely rare surname. Much less frequently, Leesik is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leesik | India, Estonia, Canada |
| feliks leesik (b. 1898) |
|
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| benno leesik Estonian military personnel, EE (b. 1960) |
|
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| tiina leesik |
|