| Margherita Aldobrandini | |
|---|---|
 Portrait by Bartolomé González y Serrano, ca. 1610. Currently at Hermitage Museum, Saint Petersburg. | |
| Duchess consort of Parma and Piacenza | |
| Tenure | 7 May 1600 – 5 March 1622 |
| Regent of Parma and Piacenza | |
| Regency | 21 February 1626 – 28 April 1628 |
| Born | 29 March 1588 Capodimonte, Papal States |
| Died | 9 August 1646 (aged 58) Parma, Duchy of Parma and Piacenza |
| Spouse | |
| Issue | Alessandro Farnese, Hereditary Prince of Parma and Piacenza Odoardo Farnese, Duke of Parma and Piacenza Maria Caterina Farnese, Duchess consort of Modena Vittoria Farnese, Duchess consort of Modena Francesco Maria Farnese, Cardinal |
| Noble family | Aldobrandini (by birth) Farnese (by marriage) |
| Father | Giovanni Francesco Aldobrandini |
| Mother | Olimpia Aldobrandini |
Margherita Aldobrandini (29 March 1588 — 9 August 1646), was an Italian noblewoman member of the Aldobrandini family and by marriage Duchess consort of Parma and Piacenza during 1600–1622. She was also Regent of both Duchies during 1626–1628 on behalf of her minor son.