| Stefan Mrożewski | |
| Nationality: | Polish |
| Occupation: | Painter |
| Birth Date: | 12 April 1894 |
| Birth Place: | Częstochowa, Poland |
| Death Place: | Walnut Creek, California, United States |
Stefan Mrożewski (12 April 1894 - 8 September 1975) was a Polish painter. His work was part of the painting event in the art competition at the 1936 Summer Olympics.[1] His work included wood engravings, book illustrations, portraits and town landscapes.[2]