| Libero Marchini | |
| Birth Date: | 1914 10, df=yes |
| Years1: | 1931–1933 |
| Caps1: | 50 |
| Goals1: | 16 |
| Years2: | 1933–1934 |
| Caps2: | 10 |
| Goals2: | 3 |
| Years3: | 1934–1935 |
| Caps3: | 16 |
| Goals3: | 5 |
| Years4: | 1935–1937 |
| Caps4: | 64 |
| Goals4: | 8 |
| Years5: | 1937–1939 |
| Caps5: | 16 |
| Goals5: | 05 |
| Years6: | 1939–1940 |
| Caps6: | 18 |
| Goals6: | 1 |
| Years7: | 1941–1943 |
| Caps7: | 19 |
| Goals7: | 2 |
| Nationalyears1: | 1936 |
| Nationalcaps1: | 5 |
| Nationalgoals1: | 0 |
Libero Marchini (pronounced as /it/; 31 October 1914 – 1 November 2003) was an Italian footballer who played as a midfielder, and who competed in the 1936 Summer Olympics. He was a member of the Italian team, which won the gold medal in the football tournament.[1]