| Carlos Marcenaro | |
| Full Name: | Carlos Marcenaro Hidalgo |
| Sport: | Middle-distance running |
| Event: | 800 metres |
| Birth Date: | 12 August 1912 |
| Birth Place: | Lima, Peru |
Carlos Marcenaro Hidalgo (12 August 1912 - 20 August 1988) was a Peruvian middle-distance runner. He competed in the men's 800 metres at the 1936 Summer Olympics.[1]