Cognomen Gečas (Gečas 
, Гечас 
, Гячас 
) , all over the world, is a rare surname. The cognomen Gečas is characteristic of Lithuania, where it is quite a rare surname, Russia, where it is a very rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Gečas | Lithuania, United Kingdom |
| Гечас | Russia, Ukraine |
| Гячас | Kazakhstan, Russia, Ukraine |
| alfonsas gečas LT (b. 1923) |
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| vincentas gečas LT (b. 1931) |
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| jonas gečas Lithuanian diplomat, LT (b. 1953) |
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| raimondas gečas Lithuanian association football player, LT (b. 1968) |
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| algirdas gečas (b. 1963) |
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Simas, Donatas, Dovydas, Julijus, Edgaras, Žygimantas, Martynas, Armandas, Arnoldas, Kasparas, Robertas, Ričardas, Gintaras, Giedrius, Laurynas, Laimonas, Vytautas, Mindaugas, Kristupas, Dominykas, Ramūnas, Vilmantas, Paulius, Aurimas, Arnas, Rokas, Rytis, Linas, Jonas, Tomas, Marius, Mantas, Svajūnas, Gvidas, Justas, Erikas, Vaidas, Vilius, Antanas, Artūras, Arminas, Arvydas, Arūnas, Karolis, and Augustinas