Several deities of Greyhawk appear in the Player's Handbook (2014): Beory, Boccob, Celestian, Elhonna, Erythnul, Fharlanghn, Heironeous, Hextor, Kord, Incabulos, Istus, Iuz, Nerull, Obad-Hai, Olidammara, Pelor, Pholtus, Ralishaz, Rao, S. Cuthbert, Tharizdun, Trithereon, Ulaa, Vecna and Wee Jas; likewise the non-human deities including Corellon Larethian, Garl Glittergold, Moradin, Sehanine Moonbow, and Yondalla. They can be found in Appendix B.
Beory, goddess of nature
Boccob, god of magi.
Celestian, god of stars and wanderers
Ehlonna, goddess of the woodlands
Erythnul, god of envy and slaughter
Fharlanghn, god of horizons and travel
Heironeous, god of chivalry and valor
Hextor, god of war and discord
Kord, god of athletics and sport
Incabulos, god of plague and famine
Istus, goddess of fate and destiny
Iuz, god of pain and oppression
Nerull, god of death
Obad-hai, god of nature
Pelor, god of the sun and healing
Pholtus, god of light and law
Ralishaz, god of ill luck and insanity
Rao, god of peace and reason
St. Cuthbert, god of common sense and zeal
Tharizdun, god of eternal darkness
Trithereon, god of liberty and retribution
Ulaa, goddess of hills and mountains
Vecna, god of evil secrets
Wee Jas, goddess of magic and death
Corellon Larethian, elf deity of art and magic
Deep Sashelas, elf god of the sea
Garl Glittergold, gnome god of trickery and wiles
Moradin, dwarf god of creation
Rillifane Rallathil, wood elf god of nature
Sehanine Moonbow, elf goddess of the moon
Yondalla, halfling goddess of fertility and protection