Cognomen Eiduka (Eiduka 
) , around the world, is a rare surname. The surname Eiduka is characteristic of Latvia, where it is quite a rare surname, Italy, where it is an extremely rare surname, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Eiduka | Latvia, Spain, Italy, United Kingdom |
| valentīna eiduka Latvian javelin thrower, LV (b. 1937) |
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patrīcija eiduka Latvian cross-country skier, LV |
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| ivanda eiduka latvian cyclist, LV (b. 1977) |
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