Dainius Razauskas (born 1960 in Vilnius) is a Lithuanian mythologist, historian of religions, writer, and translator. He is one of the leading experts of Lithuanian mythology.
His mother was Birutė Razauskienė-Daukintaitė, musician and choir leader from Samogitia (Žarėnai). Dainius Razauskas graduated from the Faculty of Mathematics and Informatics of Vilnius University. Later he studied at the Russian Academy of Sciences, where his teacher was Vladimir Toporov, a famous linguist and mythologist. In 2005 Razauskas finished his habilitation presenting his work "lexical-semantic analysis of mythological concepts of fish symbolism in Baltic-Slavic tradition (with reference to Indoiranian data)".
Since 2007 he works at the Institute of Lithuanian Literature and Folklore. He also teaches a course on Lithuanian religion and mythology at Vilnius University. Razauskas is an editor of the magazine "Liaudies kultūra" ("Folk culture"). In addition to his scientific works, he has also published a collection of short stories ("Pro langą: Novelės", 1990).
In 2016 The Jonas Basanavičius award was awarded to Dainius Razauskas.
His son Domantas Razauskas is a singer-songwriter, poet.