| Aleksander Dominik Kazanowski | |
| House-Type: | Szlachta |
| Noble Family: | Kazanowski |
| Coa: | Grzymała |
| Father: | Marcin Kazanowski |
| Mother: | Katarina Starzycka |
| Spouse: | Anna Potocka |
| Spouse-Type: | Consort |
| Issue: | Helena Kazanowska Maria Anna Kazanowska |
| Death Date: | February 1648 |
Aleksander Dominik Kazanowski (1605 - February 1648), was a noble (szlachcic), magnate, voivode of Bracław Voivodeship in the Polish–Lithuanian Commonwealth.
Before 6 November 1646 he became a voivode of Bracław.
He married Anna Potocka. They had two daughters: Helena and Maria Anna Kazanowska (1643–1687), wife of Stanisław Jan Jabłonowski.