The name Dwain is of English and Irish origin, meaning 'from the small valley' or 'dark'. It is associated with strength and leadership qualities. The lucky number for Dwain is 4, which symbolizes stability and practicality. Dwain is a variant of the name Dwayne, which has been popularized by several notable figures, including actors and athletes. The name Dwain signifies a person who is strong, handsome, and charismatic, with a natural ability to lead and inspire others.