The Snow Mountain Munia, Lonchura montana also known as Snow Mountain Mannikin or Western Alpine Mannikin is a small, approximately 11.5cm long, estrildid finch. Both sexes are similar with dark brown plumage, black face, buff chest and black-barred white abdomen. The young has black bill, dark brown plumage and buffy-white below.

An Indonesian endemic, the Snow Mountain Munia is distributed in alpine grassland of Snow Mountains and Star Mountains in western New Guinea. It usually found in flocks of six to twenty birds. The diet consists mainly of seeds, grasses and other vegetation matters.

A common species in its limited habitat range, the Snow Mountain Munia is evaluated as Least Concern on the IUCN Red List of Threatened Species.