
author
1860–1928
A pioneering Polish linguist and Slavist, he helped shape the study of the Polish language through landmark work in historical grammar, old texts, and literary form. He also served as a professor and later rector of the Jagiellonian University.

by Kazimierz Nitsch, Jan Łoś, Jan Michał Rozwadowski
Born in Kielce in 1860, Jan Łoś became one of the central figures in Polish linguistics and Slavic studies. Reliable biographical sources describe him as a scholar of language history, a professor at the Jagiellonian University, and later its rector.
He is especially remembered for building the foundations of historical Polish grammar and for major studies of older Polish texts and verse. His Gramatyka polska, published in the 1920s, is widely noted as a fundamental work, and his research helped preserve and interpret the early written heritage of the Polish language.
Łoś died in Kraków in 1928, but his influence remained strong in Polish philology. For readers interested in language, literature, and the long history of words, he stands out as a careful scholar whose work connected academic rigor with a deep respect for cultural tradition.