István Szemere was born 13 January 1764 to László Szemere (c1729-1787) and Krisztina Tussay (c1734-c1770) and died circa 19 September 1829 of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| József Szemere (1794-1862) | |||
| Klára Szemere (1795-1861) | |||
| János Szemere (1798-1860) | |||
| Borbála Szemere (1800-c1860) | |||
| Pál Szemere (1801-1848) | |||
| László Szemere (c1803-1848) | |||
| Zsuzsanna Szemere (c1805-c1865) | |||
Residences
Footnotes (including sources)