Atal

The son of an Ulthar innkeeper who later grew up to be the priest-disciple of Barzai the Wise on his ascent of Hatheg-Kla in search of the gods of earth.  Years later, Carter got this old patriarch drunk on moon-vine to pump him for information after Atal warned Carter to drop his quest.

("The Cats of Ulthar," "The Other Gods," "The Dream-Quest of Unknown Kadath")