Obizzo III d'Este | |
|---|---|
 Obizzo III depicted in the Genealogia dei principi d'Este (1470s) | |
| Born | 14 July 1294 |
| Died | 20 March 1352 (aged 57) |
| Noble family | House of Este |
| Spouse(s) | Elisabeth of Saxe-Wittenberg Lippa Ariosti |
| Father | Aldobrandino II d'Este |
| Mother | Alda Rangoni |
Obizzo III d'Este (14 July 1294 – 20 March 1352) was the Marquess of Ferrara from 1317 until his death.
He was the son of Aldobrandino II d'Este and Alda Rangoni.