The diploma thesis is focused on the legal institute of euthanasia and related issues with emphasis on the criminal law aspect. The aim of this work is to introduce the reader to the concept of euthanasia, to provide an analysis of basic human rights related to euthanasia, an analysis of the criminal law of euthanasia in the Czech Republic and a comparison of euthanasia legislation in European countries. The work offers the author's reflection on legislative proposals in this area and a controversy over whether the criminal law sufficiently reflects social needs. The thesis is divided into seven chapters, some of which contain subchapters. In the first part, the author clarifies the research issues and goals of the thesis. In the second cha...