Matsudaira Sadanobu | |
|---|---|
 Portrait of Matsudaira Sadanobu | |
| 3rd Lord of Shirakawa | |
| In office 1783–1812 | |
| Preceded by | Matsudaira Sadakuni |
| Succeeded by | Matsudaira Sadanaga |
| Personal details | |
| Born | January 15, 1759 Edo, Japan |
| Died | June 14, 1829 (aged 70) |
Matsudaira Sadanobu (松平 定信, January 15, 1759 – June 14, 1829) was a Japanese daimyō of the mid-Edo period, famous for his financial reforms which saved the Shirakawa Domain, and similar reforms he undertook during his tenure as chief senior councilor (老中首座, rōjū shuza) of the Tokugawa shogunate, from 1787 to 1793.