Iris ( the Greek/Roman goddess of the rainbow) connects the earth and heaven with her rainbow bridge. As a messenger goddess she can shape shift when she delivers her messages, turning into the image of the sender. Her parents were Thaumas and the air nymph Electra. Her sisters are the Harpies, Aello, Phineus, and Ocypete. Her brother was the river Hydaspes.
She carries an ewer of water from the Styx, with which she puts to sleep all who perjure themselves. Goddess of sea and sky, she is also represented as supplying the clouds with the water needed to deluge the world.
Iris had the same name in both Greek and Roman mythology.
Electra, a cloud goddess, was the mother of the goddess Iris.
The iris. The Roman goddess of the rainbow was Iris.
As a goddess, Iris didn't have any accomplishments. She existed simply to serve as handmaiden and messenger to Hera.
Iris and Hera
The greek Goddess did not die therefore she is immortal