Blatno () is a municipality and village in Chomutov District in the ÃÂstÃÂ nad Labem Region of the Czech Republic. It has about 600 inhabitants.
Blatno lies approximately north-west of Chomutov, west of ÃÂstÃÂ nad Labem, and north-west of Prague. The BÃÂlina River originates in the municipal territory.
Blatno consists of eight municipal parts (in brackets population according to the 2021 census):