Oudhna; was an ancient Roman-Berber city located near Tunis, Tunisia.
Oudhna became a Roman colony during the reign of Emperor Augustus (27 BC - 14 AD). It contain remains of a fortress, cisterns, an aqueduct, thermal baths, triumphal arch, theatre, amphitheater, a basilica with a circular crypt, and a bridge. Also many mosaics were found there as well.