Hypnus

He was the daemon of sleep.

Residence: The Underworld
Symbols: Poppy 
Parents: Nyx and Erebus
Consort: Pasithea
Siblings:  Thanatus, Nemesis, Eris, Keres, Apate, the Moirae, Oizys 
Children: Oneiroi
Roman equivalent: Somnus

Image result for hypnos god vase
Front side of the Euphronios krater depicting Sarpedon’s body carried by Hypnus and Thanatus, while Hermes watches

He dwelt in Erebus, the land of eternal darkness beyond the gates of the rising sun, and rose into the sky each night in the train of his mother Nyx. Hypnus was often paired with his twin brother Thanatus.