The examination of small samples of caddisflies collected in the Cuc Phuong National Park in Viet Nam in 2019 resulted in the identification of 45 species. All species are listed including 10 species which were determined to genus level only. Five new species were identified, which are described herein as: Chimarra calcarata sp. n., Ecnomus eberhardmeyi sp. n., Pseudoneureclipsis bicolorata sp. n., Adicella guttifera sp. n. and Oecetis macensis sp. n. The male genitalia are illustrated. The relationships of the new species to congeners are briefly discussed.