Family name Arbačiauskas (Arbačiauskas 
) , around the world, is a very rare cognomen. The cognomen Arbačiauskas is characteristic of Northern Europe, particularly Lithuania, where it is quite a rare surname.
| vytautas arbačiauskas Lithuanian politician, LT (b. 1951) |
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| kęstutis arbačiauskas |
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| giedrius arbačiauskas SE |
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