| Juliusz Sieradzki | |
| Nationality: | Polish |
| Birth Name: | Juliusz Władysław Sieradzki |
| Nickname: | Rebe |
| Birth Date: | 23 February 1912 |
| Birth Place: | Lemberg, Austria-Hungary |
| Death Place: | Sopot, Poland |
Juliusz Władysław Sieradzki (23 February 1912 – 30 November 1999) was a Polish sailor. He competed in the mixed 6 metres in the 1936 Summer Olympics.[1]