Bolshoy Yaloman (; , Ĵaan Ĵalaman) is a rural locality (a selo) in Kupchegenskoye Rural Settlement of Ongudaysky District, the Altai Republic, Russia. The population was 232 as of 2016. There are 3 streets. Geography Bolshoy Yaloman is Located in a mountain valley formed by the northeastern spurs of the Terektinsky Range, on the bank of the Bolshoy Yaloman River, 68 km southeast of Onguday (the district's administrative centre) by road. Maly Yaloman is the nearest rural locality. References Rural localities in Ongudaysky District