| SURNAME | Given Name | Occupation | Income (for 1845 only), forints per year | Place of Origin | Year(s) of Registration | Year of arrival (to Pest) | Comments | OTHER SURNAMES |
| YOANOVITZ | I. | accountant of Marc Koskovitz | Pozsony | 1837 | 1834 | |||
| ZAPHIR | Israel | buyer | Presburg | 1837 | 1812 | born in Pozsony (Pressburg) | ||
| ZAPPERT | Abraham | peddler | Lakenbach | 1837 | 1827 | |||
| ZAPPERT | Marchs | wholesaler | Vienna | 1837 | ||||
| ZAPPERT | Regina | wholesaler | Óbuda | 1837 | ||||
| ZEMPLINER | Joseph | buyer | Eperjes | 1837 | 1835 | |||
| ZERKOVITZ | Leopold | brandy dealer | Pozsony | 1837 | 1829 | |||
| ZIEGLER | Marcus | tailor | Zbarov | 1837 | 1834 | |||
| ZUCKER | Lasar | liquor merchant | Mád | 1837 | 1828 | |||
| ZVIK | Sussmann | retailer | 55 | 1845 | ||||
| ZVILLINGER | Marcus | peddler | Veresvár | 1837 | 1831 | |||
| ZWIK | Johan | store manager | Románfalu | 1837 | 1817 | |||
| ZWILLINGER | Moritz | glazier | 35 | Bosing | 1837, 1845 | 1826 | retailer in 1845 |