Family name Ilečko (Ilečko 
, Илечко 
) , throughout the world, is a very rare surname. The family name Ilečko is habitual in Eastern Europe, particularly Slovakia, where it is a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| jozef ilečko HU (b. 1909) |
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| ľudovít ilečko (b. 1910) |
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| alexander ilečko Slovak sculptor, SK (b. 1937) |
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| vlado ilečko CZ (b. 1965) |
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