Surname Kaděra (Kaděra 
) , in all the world, is a very rare family name. The family name Kaděra is habitual in Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaděra | Czechia |
| vratislav kaděra CZ (b. 1946) |
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| bohumil kaděra CZ (b. 1951) |
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| roman kaděra Czech ice hockey player, CZ (b. 1973) |
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