Josef Murr (6 June 1864, Brixen – 4 January 1932, Innsbruck) was an Austrian classical philologist and botanist.
In 1887 he received his PhD from the University of Innsbruck, afterwards working as a high school instructor in several communities, that included Trient (1896–1906) and Feldkirch (1906–1919).
As a botanist, he was a taxonomic authority of numerous plants within the genera Chenopodium and Hieracium.