Velika Nedelja (pronounced [ˈʋeːlika ˈneːdɛlja]) is a settlement in the Municipality of Ormož in northeastern Slovenia.

[2] It is dominated by Velika Nedelja Castle and the neighbouring parish church.

It has an internal courtyard with a well and rounded turrets on the corners of the two-storey main building.

[3] The church next to it is dedicated to the Holy Trinity and belongs to the Roman Catholic Archdiocese of Maribor.

It is an originally Romanesque single-naved building with a belfry and 18th-century Baroque additions.