Family name origins & meanings
- Czech and Slovak (Šiška) : nickname from Old Czech šiška ‘cone-shaped dumpling’, ‘cone’, applied to someone with a cone-shaped head.
- Slovenian (south central Slovenia; Šiška) : nickname from šiška ‘gallnut’.
- Greek (Siskas) : descriptive nickname from Turkish siska ‘rickety’, ‘crippled’.