A well-known goddess of sleep is the Greek goddess, Nyx.
Hypnos was the god of sleep.
Hypnos
Aurora was the Roman goddess of the dawn/sunrise.The goddess of dawn.
No such instance is given in mythology.
Endymion
Where she wants; no location was stated in myth.
she slept in the home of the gods on the top of mount Olympus
The Greek god of sleep is Hypnos. The twin of Thanatos, god of death, and the son of Nyx, goddess of the night.He was called Hypnos.
Endymion. Selene asked for him to be given eternal sleep so he would be young and handsome forever.
Endymion. He was a shepherd that caught the eye of Selene, the moon goddess. Selene asked Zeus to grant him eternal sleep so he would be immortal and have eternal youth.
The primordial Goddess of Darkness was Nyx. The Goddess of Nocturnal Oracles was Asteria. God of Nightmares, Phobetor. God of Dreams, Morpheus. God of Sleep, Hypnos.
Iris could travel instantly with the rainbow. She also could put perjurers to sleep.