| Donata Badoer | |
| Image Upright: | 0.6 |
| Birth Date: | 1280 |
| Birth Place: | Venice |
| Death Date: | between 12 July 1333 and 4 March 1336 (aged 52–56) |
| Death Place: | Venice |
| Father: | Vitale Badòer |
| Children: | Fantina Polo Belella Polo Moreta Polo |
Donata Badoer (between 1333 and 1336) was an Italian noblewoman from the Republic of Venice.
Belonging to an ancient Venetian patrician family, she was daughter of merchant Vitale Badoèr. In 1300 she married Marco Polo, the Venetian explorer, son of Niccolò Polo. From the union three daughters are born: Fantina, Belella and Moreta Polo.