| Giovanni Vincenzi | |
| Birth Date: | 24 June 1905 |
| Birth Place: | Livorno, Italy |
| Position: | Defender |
| Years1: | 1922–1927 |
| Years2: | 1927–1929 |
| Years3: | 1929–1935 |
| Years4: | 1935–1937 |
| Years5: | 1937–1938 |
| Clubs5: | Alfa Romeo Milano |
| Caps1: | 101 |
| Goals1: | 0 |
| Caps2: | 34 |
| Goals2: | 2 |
| Caps3: | 169 |
| Goals3: | 0 |
| Caps4: | 19 |
| Goals4: | 0 |
| Nationalyears1: | 1924 |
| Nationalteam1: | Italy |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
Giovanni Vincenzi (pronounced as /it/; 24 June 1905 – 1970) was an Italian professional footballer who played as a defender.