Indiana is one of those place-names (think Camden and Trenton) that sounds cooler than the place that inspired it. Indiana, as in (male) movie adventurer Jones, may have a rhythmic sound, but as a girl's name, India is at once simpler, more firmly rooted, and more exotic.
Indiana, 19th of the 50 American states
Indiana Delmare, title character in George Sand's novel Indiana (1832)
Indiana Frusk, wife of James J. Rolliver in The Custom of the Country (1913) by EdithWharton