Negoslavci is a village and municipality situated in eastern Croatia within the Vukovar-Syrmia County. It is located to the south of the town of Vukovar, which serves as the seat of the county.
The landscape of the Negoslavci Municipality is characterized by the Pannonian Basin plains. The region is primarily defined by its agricultural fields, which are used for the cultivation of maize, wheat, common sunflower, and sugar beet.