| Aleksander Koniecpolski | |
| Coa: | Pobóg |
| More: | no |
| Spouse: | Anna Sroczycka |
| Spouse-Type: | Wife |
| Issue: | Stanisław Koniecpolski Krzysztof Koniecpolski Remigiush Koniecpolski Jan Koniecpolski Przedbor Koniecpolski |
| Noble Family: | Koniecpolski |
| House-Type: | Szlachta |
| Father: | Stanisław Przedbór Koniecpolski |
| Mother: | Elżbieta Ligozianka |
| Birth Date: | 1555 |
| Death Date: | 1609 |
Aleksander Koniecpolski (1555–1609[1]) was a voivode (palatine) of Sieradz, a staunch supporter of king Sigismund III Vasa of the House of Vasa.
He was the son of Stanisław Przedbór Koniecpolski and Elżbieta Ligzianka (relative of hetman Jan Tarnowski)[2] . His wife was Anna Sroczycka, daughter of Stanisław Sroczycki, voivode of Kamieniec. This marriage brought into the Koniecpolscy family large estates at Podolia.
He had six children: