Lyubomir Andreychin (; 22 March 1910, in Gabrovo – 3 September 1975, in Sofia) was a Bulgarian linguist. Correspondent Member of the Bulgarian Academy of Sciences since 1951. His principal field of scientific research included the grammar and stylistics of modern Bulgarian.
References Lyubomir Andreychin Biographical data and publications, in the Slavica Library website (in Bulgarian)