Family name origins & meanings
- Polish (Łasek) : nickname from łasy ‘fond’, ‘keen’.
- Polish : topographic name for someone who lived in a forest, from a diminutive of las ‘forest’.
- Czech (Moravian; Lašek) : from a pet form of the personal name (V)ladislav (see Laszlo).
- Czech : diminutive of Lach, in the sense ‘Pole’ or ‘northeast Moravian’.