| Silvio Merlo | |
| Full Name: | Silvio José Merlo de Marzi |
| Sport: | Sailing |
| Birth Date: | 6 December 1920 |
| Birth Place: | Buenos Aires, Argentina |
Silvio Merlo (born 6 December 1920) was an Argentine sailor. He competed in the Swallow event at the 1948 Summer Olympics.[1]