Last name Šeškevičius (Šeškevičius 
) , in all the world, is a very rare family name. The cognomen Šeškevičius is habitual in Northern Europe, particularly Lithuania, where it is a rare surname.
| antanas šeškevičius LT (b. 1914) |
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| vytautas šeškevičius (b. 1952) |
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