Rossoshi () is a rural locality (a selo) and the administrative center of Rossoshinsky Selsoviet of Altaysky District, Altai Krai, Russia. The population was 1018 as of 2016. There are 17 streets.
The village is located on the bank of the Poperechnaya River, 23 km northwest of Altayskoye (the district's administrative centre) by road. Starobelokurikha is the nearest rural locality.
The village is inhabited by Russians and other ethnicities.