Mirosław Jankowiak

Mirosław Jankowiak (; born 28 June 1979) is a Polish linguist, Polonist, and Belarusianist. He holds the degree of Habilitated Doctor (dr hab.).

Biography Mirosław Jankowiak was born on 28 June 1979 in Warsaw.

From 1998 to 2003, he studied at the Department of Belarusian Philology of the Faculty of Applied Linguistics and East Slavic Philologies at the University of Warsaw, where he defended his master's thesis in linguistics titled Polonisms in the Religious Work of the Late 18th Century 'Nauki parafialne' (Polish: Polonizmy w utworze religijnym z końca XVIII w. 'Nauki parafialne' ). Simultaneously, he studied Polish philology at the Faculty of Polish Studies at the University of Warsaw, defending his licentiate thesis Singularia and Pluralia Tantum in Polish and Belarusian (Polish: Singularia i pluralia tantum w języku polskim i białoruskim) in 2003. In 2002–2004, he studied at the Centre for East European Studies at the University of Warsaw.

From 2003 to 2008, he was a doctoral student at the Institute of Slavic Studies of the Polish Academy of Sciences. In January 2008, he received a Ph.D. in linguistics based on his dissertation Belarusian Dialects in Latvia in the Krāslava District: A Sociolinguistic Study (Polish: Gwary białoruskie na Łotwie w rejonie krasławskim. Studium socjolingwistyczne). In March 2023, he obtained the degree of Habilitated Doctor (dr hab.) at the Nicolaus Copernicus University in Toruń based on his monograph Lexicon of Belarusian Dialects in Lithuania: Linguistic Heritage of the Baltic-Slavic Borderland (Polish: Leksyka gwar białoruskich na Litwie. Dziedzictwo językowe pogranicza bałto-słowiańskiego).

From 2008 to 2017, he worked as an adjunct professor at the Institute of Slavic Studies of the Polish Academy of Sciences, where he was a member of the Laboratory for Research on Northern Borderland Polish under the supervision of Professor Iryda Grek-Pabisowa. In 2017, he worked at the Historical Museum in Legionowo.

In 2018–2022, he was a fellow of the J. E. Purkyně Fellowship at the Institute of Slavonic Studies of the Czech Academy of Sciences in Prague, where he implemented the project Belarusian Dialects in Latvia as an Example of the Lexical Heritage of the Baltic-Slavic Borderland. Since January 2023, he has been a researcher at this institution.

He is a member of the Commission on Language Contacts of the International Committee of Slavists, the International Association of Belarusianists, the Polish Association for Belarusian Studies, and the Łomża Scientific Society. He is a co-founder of the Belarusian Institute in Prague. Since 2016, he has collaborated with the journal Przegląd Bałtycki ("Baltic Review") and is a member of its editorial board. Mirosław Jankowiak is also associated with the publications and scientific initiatives of the Department of Belarusian Studies at the University of Warsaw, including the yearbook Acta Albaruthenica.

In 2025, he participated in public discussions on Polskie Radio regarding the state of Polish dialects and language contacts in the territories of the former Polish–Lithuanian Commonwealth (Lithuania, Latvia, Belarus), as well as sociolinguistic factors of preservation/disappearance of regional language variants.

Awards 2019 – Jubilee Medal for the 90th Anniversary of the National Academy of Sciences of Belarus (for research on Belarusian dialects in Latvia).