Family name Łyczko (Łyczko 
) , around the globe, is a rare last name. The surname Łyczko is habitual in Eastern Europe, particularly Poland, where it is quite a rare surname.
| VARIANT | COUNTRY |
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| Łyczko | Poland |
| maria łyczko Polish educator, scoutmaster (1923-2004), PL (b. 1923) |
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| jacek łyczko Polish researcher, PL |
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| paulina łyczko researcher |
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Ewa, Patryk, Renata, Daniel, Danuta, Damian, Dymitr, Janusz, Joanna, Tomasz, Nikola, Wiktor, Mariusz, Martyna, Marceli, Marzena, Mateusz, Michał, Bartosz, Krzysia, Klaudia, Paulina, Konrad, Kacper, Bartek, Adrian, Anna, Adam, Kuba, Marta, Marek, Mirek, Aneta, Artur, Agata, Beata, Ryszard, Karol, Kinga, Pawel, Paweł, Piotr, Rafał, Daria, Jacek, Jerzy, Marcin, Monika, Kasia, and Dominik