Mníšek is municipality and village in Liberec District in the Liberec Region of the Czech Republic. It has about 1,800 inhabitants. The German n…Mníšek is municipality and village in Liberec District in the Liberec Region of the Czech Republic. It has about 1,800 inhabitants. The German name Einsiedel was derived from Einsiedler, i.e. 'hermit'. The Czech name was created as a free translation and is a diminutive of the word mnich, i.e. 'monk'.