Sadatsugu Matsuda
- Birthday: 1906-11-02
- Deathday: 2003-01-20
- Place of birth: Kyoto, Kyoto, Japan
- Also know as: 松田定次
Sadatsugu Matsuda (松田 定次, Matsuda Sadatsugu) (2 November 1906 – 20 January 2003, Tokyo, Japan) was a Japanese film director. He directed films from 1925 to 1969.
