Marek Sobieski should not be confused with Marek Sobieski (1628–1652).
| Marek Sobieski | |
| House-Type: | Szlachta |
| Noble Family: | Sobieski |
| Coa: | Janina |
| Father: | Jan Sobieski |
| Mother: | Katarzyna Gdeszyńska h. Gozdawa |
| Spouse-Type: | Consort |
| Issue: | with Jadwiga Snopkowska Jakub Sobieski Zofia Sobieska Aleksandra Marianna Sobieska Katarzyna Sobieska Gryzelda Sobieska Anna Sobieska Jan Sobieski Helena Sobieska |
| Birth Date: | 1549/1550 |
| Death Date: | 1605 |
| Full Name: | Marek Sobieski herbu Janina |
Marek Sobieski (1549/1550 - 1605) was a Polish–Lithuanian noble (szlachcic).
He was a courtier from 1577, a Royal Court Chorąży (chorąży nadworny królewski) from 1581, a castellan of Lublin from 1597, and a voivode of Lublin Voivodeship from c. 1597/98.
He was the grandfather of Jan III Sobieski, the elected King of the Polish–Lithuanian Commonwealth.