The name Gina is a girl's name of German, Spanish origin. Gina and is often added to lists like Names with Inspirational Meanings and discussed in our forums with posts like "Girls Makeover - Two Middles".
From the experts:
Has been used on its own since the 1920s, but still seems like only part of a name. Was very much tied to mid-century Italian sexpot Gina Lollobrigida.