Tierrea \ti(er)-rea\ as a girl's name is a variant of Tierra (Spanish), and the meaning of Tierrea is "Earth".
The baby name Tierrea sounds like Tierria and Tierre. Other similar baby names are Sierra, Cierra, Kierra, Terrena, Terra, Tiera, Terrey, Terree, Terea, Terrya, Terresa, Tiarra, Tierney, Tierza and Tiersa.