| Official Name: | Mattenbach |
| Native Name: | District of the city of Winterthur |
| Settlement Type: | District |
| Subdivision Type: | Country |
| Subdivision Name: | Switzerland |
| Subdivision Type1: | Canton |
| Subdivision Name1: | Zürich |
| Subdivision Type2: | City |
| Subdivision Name2: | Winterthur |
| Area Total Km2: | 6.34 |
| Population As Of: | 31 Dec 2012 |
| Population Total: | 12098 |
| Blank Name: | District number |
| Blank Info: | 7 |
| Blank1 Name: | Quarters |
| Blank1 Info: | Deutweg Gutschick Endliker |
Mattenbach is a district in the Swiss city of Winterthur. It is district number 7.
The district comprises the quarters Deutweg, Gutschick and Endliker.