The Vukovar Synagogue, also the Great Vukovar Synagogue, was a former Neolog Jewish synagogue, located in Vukovar, Croatia. The synagogue was completed in 1889, in the Kingdom of Croatia-Slavonia, within the Austria-Hungary, after the first smaller synagogue was sold to the Calvinist church in 1910. The synagogue was devastated by the Nazis in 1941; and demolished in 1958.