Spodnji Duplek (Maribor-Sp. Duplek) is a place, that 1992 belonged to Yugoslavia and was situated in the administrative region Socialistična rep. Slovenija.
Spodnji Duplek (Maribor-Sp. Duplek) was formerly part of the German Empire. In the German Empire, the place was called Untertäubling. The place is now called Spodnji Duplek and belongs to Slovenia.