Avber (pronounced [ˈaːu̯bəɾ]) is a village in the Municipality of Sežana in the Littoral region of Slovenia. It was first mentioned in documents dating to 1502. There are remains of an ancient fort on a hill rising above the village.
The parish church in the settlement is dedicated to Saint Nicholas and belongs to the Koper Diocese. It houses frescos by Tone Kralj from 1928 depicting Saint Nicholas, the Annunciation, Saint Luke painting the Virgin, John the Baptist, the Holy Family, the Risen Christ and others. The works in Avber represent the peak of Kralj’s religious painting.