| Marairazo | |
| Map: | Peru |
| Location: | Peru, Junín Region |
| Label Position: | right |
| Elevation M: | 4943 |
| Range: | Andes, Huaytapallana |
| Coordinates: | -11.6247°N -75.2114°W |
| Map Size: | 200 |
Marairazo[1] (possibly from Quechua maray batan or grindstone; to tear down, to knock down, rasu snow, ice) is a mountain in the northern sector of the Huaytapallana mountain range in the Andes of Peru, about 4943m (16,217feet) high. It is situated in the Junín Region, Concepción Province, Comas District, and in the Jauja Province, in the districts of Apata and Monobamba.