Giustino \gi(u)-sti-no, gius-tino\ as a boy's name is of Italian origin. Variant of Justin (Latin) "just, fair".
Giustino has 3 variant forms: Giustinian, Giustiniano and Giusto.
Baby names that sound like Giustino are Justino, Gaston, Jestin, Jesstin, Justyn, Justinus, Justinas, Justen, Justan and Justain.