Constantija \c(o)-nsta-ntija, con-stan-tija\ as a girl's name is a variant of Constance (Latin), and the meaning of Constantija is "constancy, steadfastness".
The baby name Constantija sounds like Konstantija, Constantina, Constantia and Constantijna. Other similar baby names are Konstantina, Constantya, Constantine, Constanta and Konstantijna.