Family name Šalčius (Šalčius 
) , all around the world, is a very rare cognomen. The cognomen Šalčius is habitual in Northern Europe, particularly Lithuania, where it is quite a rare surname.
| pranas šalčius LT (b. 1885) |
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| mindaugas šalčius (b. 1971) |
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| rimvydas šalčius Lithuanian swimmer, LT (b. 1985) |
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