Abstract
The article presents an updated checklist and a catalogue of Fulgoromorpha and Cicadomorpha of Lithuania based on analysis of published records, material preserved in available institutional and private collections of Latvia, Lithuania, and Estonia, and material collected between 2017 and 2025 from various regions of Lithuania. A total of 360 species belonging to 147 genera of Fulgoromorpha and Cicadomorpha are confirmed for the Lithuanian fauna; 20 species are reported in this article for the first time from Lithuania, four of which are newly recorded in the Baltic States.