Worldwide, Širvinskas (Širvinskas , Ширвинскас ) is an extremely rare unknown gender first name. Much more frequently, Širvinskas is the last name as well as the forename.
Sirvinskas
Matas, Gytis, Marius, Mantas, Kęstutis, Paulius, Nerijus, Rimvydas, Domantas, Raimondas, and Šarūnas
, Ширвинскас 
) is an extremely rare unknown gender first name. Much more frequently, Širvinskas is the last name as well as the forename.