← All surnamesŠupinasŠUPINASEtymologyCf. Šupiẽnis (see) and possibly Šiupinỹs (see). Feminine FORMSŠupinienė / ŠupinaitėPronunciation/ʃʊpʲɪnɐs/SEE ALSOŠiupinysŠupienis