Ljudevit Jurak (October 6, 1881 – June 9, 1945) was a Croatian professor of pathology who was executed by the Yugoslav government for his research into the Vinnytsia massacre. Jurak was born in Zalug near Hum na Sutli. He studied medicine at the University of Innsbruck where he graduated in 1910. In 1914 Jurak came to Zagreb where he led the Department of Pathology at the Sisters of Charity Hospital, a post he held until his death. Jurak collaborated on Mate Ujević's Croatian Encyclopedia.