Diaz Arena is a multi-use stadium in Ostend, Belgium. It is mostly used for football matches and was the home ground of K.V. Oostende. The stadium holds a capacity of 8,432. Before, it was called Albertpark but after the last renovation in 2016 the name was changed in the current name.

Previous names include Albertparkstadion (until 2016) and Versluys Arena (2016-2020).