EasternSubgroup of 5 languagesAncestorsIndo-European 455Balto-Slavic 31Baltic 7EasternLatgalian ltg, a language of LatviaLatvian, Standard lvs, a language of LatviaLithuanian lit, a language of LithuaniaSamogitian sgs, a language of LithuaniaZemgalian xzm, a language of Latvia