Giustinia \gi(u)-sti-nia, gius-tinia\ as a girl's name is of Italian and Latin origin, and the meaning of Giustinia is "just, fair". Feminine form of Justin.

Giustinia has 4 variant forms: Giustina, Justina, Justine and Justiniana.

Baby names that sound like Giustinia are Jestina, Jesstina, Justyna and Justinn.