Lithuanian variant spelling of Arūnas
Arunas is a name used among immigrants from Lithuania, but is very rarely used in the Nordic countries by people without immigration background
No recent statistics trend found in databases for Arunas.
Sources:    
- ↑ Statistiska Centralbyrån, National statistics office of Sweden, http://www.scb.se/
- ↑ Danmarks Statistik, National statistics office of Denmark, http://www.dst.dk
- ↑ Statistisk Sentralbyrå, National statistics office of Norway, http://www.ssb.no
- ↑ Väestörekisterikeskus, National Population Register Centre of Finland, http://www.vrk.fi