Tomasina \t(o)-masi-na, tom(a)-sina\ as a girl's name is a variant of Thomasina (Aramaic), and the meaning of Tomasina is "twin".

The baby name Tomasina sounds like Tomasine, Tamasine, Tamasin, Thomasine and Thomasin. Other similar baby names are Terasina and Tomina.