Iris means rainbow in Greek. The name was given to the goddess of the rainbow, the flower, and the colored part of the eye.
No known Roman name, they likely used the Greek 'Iris' or 'Arce'.
Iris Pappas's birth name is Gemmell, Iris.
Iris Meredith's birth name is Iris Shunn.
Iris Lord's birth name is Iris Kligman.
Iris Burton's birth name is Iris Burstein.
Iris Bynam's birth name is Iris Bynum.
Probably just Iris. Iris is already an English name.
Iris Russell's birth name is Iris Constance Russell.
Iris Rautenberg's birth name is Helene Iris Rautenberg.
Iris Tilley's birth name is Iris Florence Somner.
Iris Murdoch's birth name is Murdoch, Jean Iris.
Iris Adrian's birth name is Iris Adrian Hostetter.