She worked as a test pilot for the Air Force, on the Windshear Project. She encountered Captain Marvel and Mary Marvel during a test trial (which they thought was a potential plane crash). She flirted with Captain Marvel, and they dated for a while, before they settled on being just friends.
- Gravity Regulator Helmet: Deanna wore a cone-shaped anti-gravity helmet.
- 8 Appearances of Deanna Barr (New Earth)
- 3 Images featuring Deanna Barr (New Earth)
- Quotations by or about Deanna Barr (New Earth)
- Character Gallery: Deanna Barr (New Earth)