Xifiani (Greek: Ξιφιανή, before 1922: Κωστούργιαννη – Kostourgianni,[2] between 1922 and 1953: Ξυφώνια – Xyfoneia)[3] is a village in Pella regional unit, Macedonia, Greece.

After the village became part of Greece, its mosque was turned into the church of Agios Polykarpos.

[5] In fieldwork done by anthropologist Riki Van Boeschoten in late 1993, Xifiani was populated by Slavophones and a Greek population descended from Anatolian Greek refugees who arrived during the Greek–Turkish population exchange.

[5] The Macedonian language was spoken in the village by people over 30 in public and private settings.

[5] Pontic Greek was spoken in the village by people over 30 in public and private settings.