| Walter Weiler | |
| Birth Date: | 4 December 1903 |
| Birth Place: | Winterthur, Switzerland |
| Death Place: | Bern, Switzerland |
| Position: | Defender |
| Years1: | –1923 |
| Clubs1: | SC Veltheim |
| Years2: | 1923–1926 |
| Clubs2: | Le Havre AC |
| Years3: | 1926–1943 |
| Clubs3: | Grasshopper Club Zürich |
| Nationalyears1: | 1926–1942 |
| Nationalcaps1: | 25 |
| Nationalgoals1: | 4 |
Walter Weiler (4 December 1903 – 4 May 1945[1]) was a Swiss footballer who played for Switzerland in the 1934 FIFA World Cup.[2] He also played for Grasshopper Club Zürich. He was also in Switzerland's squads for the 1924 Summer Olympics and the 1928 Summer Olympics football tournaments, and played in the latter.[3]