Duczyński Explained
Duczyński (feminine: Duczyńska; plural: Duczyńscy) is a Polish surname. It may refer to:
- Ilona Duczyńska (1897–1978), Polish-Hungarian female revolutionary and translator
- Irma von Duczynska (1869–1932), Austrian painter and sculptor
- (died 1832), Polish politician
- (1951–2006), Polish theatre producer