Lars Johanson (8 March 1936 - 24 November 2025) was a Swedish Turcologist and linguist, who was professor at the University of Mainz, and docent at the Department of Linguistics and Philology, University of Uppsala, Sweden. He was married to Éva Á. Csató prof. em. Uppsala University.

Johanson was instrumental in transforming the field of Turcology, which was traditionally more philologically oriented,