Smeliauskas

Cf. Smeli̇̀nskas, Smelẽvičius (see). We could guess that these surn. smel- is related to lit. smė̃lis (see Smėlė́dis), but most likely it is a surn. of Slavic origin, cf. Brus Cмелы ¹, Cмелякoў ², Russian. Cмеленская (fem.), Cмелoв, Cмелoвский (CAMC IV 163), Cмелянский (ibid. 164), etc.