I've read through most of the History of Nentir Vale (post #5). I'm toying with the idea that most (or all) of the deities DCC are the 4e deities with another name and possibly another physical manifestation. Below is what I have so far.
DCC to Nentir Deity Conversion
The 4e Deities are in bold
LAW
SEHANINE Shul, god of the moon
KLAZATH MOVED TO CHAOTIC
Ulesh, god of peace
PELOR Choranus, the Seer Father, lord of creation
MORADIN Daenthar, the Mountain Lord, greater god of earth and industry
BAHAMUT (different avatar) Gorhan, the Helmed Vengeance, god of valor and chivalry
AVANDRA Justicia, goddess of justice and mercy
ERATHIS Aristemis, the Insightful One, demi goddess of true seeing and strategy
RAVEN QUEEN The Three Fates
NEUTRAL
IOUN Amun Tor, god of mysteries and riddles
MELORA Ildavir, goddess of nature
MELORA (same goddess, different manifestation) Pelagia, goddess of the sea
Cthulhu, priest of the Old Ones
CHAOS
GRUUMSH Klazath, god of war
PHRAXAS Ahriman, god of death and disease
VECNA Hidden Lord, god of secrets
ORCUS Azi Dahaka, demon prince of storms and waste
Bobugbubilz, demon lord of evil amphibians
Cadixtat, chaos titan
Nimlurun, the unclean one, lord of filth and pollution
Malotoch, the carrion crow god