| Guido Marchi | |
| Birth Date: | 21 September 1896 |
| Birth Place: | Carmagnola, Italy |
| Position: | Right back |
| Years1: | 1919–1923 |
| Clubs1: | Juventus |
| Caps1: | 42 |
| Goals1: | 2 |
Guido Marchi (born 21 September 1896) was an Italian professional footballer who played as a right back for Juventus.[1] His older brother Pio was also a professional footballer.