This paper is an overview of the Czech officials in the administration of the Donja Tuzla District during the Austro-Hungarian rule in Bosnia-Herzegovina. The paper has been written as a part of the author's obligation in the Ph.D. studies, and it aims to represent a basis for further research in this field. The paper has been written according to the schemes of the administration published in the „Bosniak“ journal, official reports on the administration, laws, and order imposed upon Bosnia-Herzegovina, journals, and relevant studies. A general conclusion is that the Czechs were very numerous strangers in service in the administration of the Donja Tuzla District, that they were present on both district and county levels, that they worked in every county of the district, as well as in every department of the administration.