Maria Kokoszyńska-Lutmanowa (born Maria Kokoszyńska, 6 December 1905 – 30 June 1981) was a Polish logician, philosopher of language and epistemologist. She belonged to the third generation of the Lwów–Warsaw school. She is mostly known as the author of the important argumentation against neopositivism of the Vienna Circle as well as one of the main critics of relativistic theories of truth. She was also noted for popularising Tarski's works on semantics. Kokoszyńska studied philosophy in Lwów under Kazimierz Ajdukiewicz (and Kazimierz Twardowski) at the Jan Kazimierz University, and at the Uni