Ottavio Piccolomini
| Ottavio Piccolomini | |
|---|---|
| Portrait of Piccolomini by Anselm van Hulle, Collezione Luca Cristini | |
| Born | 11 November 1599 Florence, Grand Duchy of Tuscany | 
| Died | 11 August 1656 (aged 56) Vienna, Austria | 
| Allegiance | Spain Holy Roman Empire | 
| Years of service | 1616–1656 | 
| Rank | Generalfeldmarschall | 
| Battles / wars | Thirty Years' War 
 | 
| Awards | Order of the Golden Fleece | 
| Spouse(s) | Maria Benigna Francisca of Saxe-Lauenburg | 
Ottavio Piccolomini, 1st Duke of Amalfi (11 November 1599 – 11 August 1656) was an Italian nobleman whose military career included service as a Spanish general and then as a field marshal of the Holy Roman Empire.