Family name Smerdelj (Smerdelj 
) , in all the world, is a very rare cognomen. The cognomen Smerdelj is habitual in Southern Europe, particularly Slovenia, where it is quite a rare surname, and Croatia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Smerdelj | Slovenia, Croatia |
| janez smerdelj Janez Smerdelj * Slovinsko (Slovenia) designer sex: male, SI |
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| miro smerdelj Croatian ice hockey player (1986-), HR (b. 1986) |
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