| Renzo Merlin | |
| Birth Date: | 27 September 1923[1] |
| Birth Place: | Milan, Italy |
| Position: | Midfielder |
| Years1: | 1942–1944 |
| Years2: | 1945–1946 |
| Years3: | 1946–1947 |
| Years4: | 1947–1948 |
| Years5: | 1948–1949 |
| Years6: | 1949–1953 |
| Years7: | 1953–1955 |
| Years8: | 1955–1957 |
| Clubs1: | Pirelli Milano |
| Clubs8: | Siena |
| Caps3: | 32 |
| Caps4: | 21 |
| Caps5: | 38 |
| Caps6: | 68 |
| Caps7: | 66 |
| Caps8: | 38 |
| Goals3: | 12 |
| Goals4: | 10 |
| Goals5: | 9 |
| Goals6: | 15 |
| Goals7: | 13 |
| Goals8: | 17 |
Renzo Merlin (27 September 1923 – 5 November 2003) was an Italian professional football player.
He played for 5 seasons (108 games, 32 goals) in the Serie A for Salernitana Calcio 1919, A.S. Lucchese Libertas 1905 and A.S. Roma.
Merlin died in November 2003 at the age of 80.[2]