Jan Węglarz (born 1947 in Poznań) is a Polish computer scientist. His current research focuses on operations research. He studied at the University of Adam Mickiewicz in Poznań, where he graduated mathematics in 1969, and later on Poznań University of Technology, when he received title from automatics in 1971. He started work there in 1971. He received a doctorate in 1974, and habilitation in 1977. In 1988 he received the title of professor. Member of Polish Academy of Sciences (Polska Akademia Nauk, PAN), member-co-founder of Polish Information Processing Society ("Polskie Towarzystwo Informatyczne", PTI), member of American Mathematical Society, Operations Research Society of America, member of Poznan Chapter of Agder Academy of Sciences and Letters. Author of 12 monographs in Computer S