The crossword solution for the term 'East of Eden Surname' is Trask, which is a five-letter word. Trask is the surname of the main characters in John Steinbeck's novel East of Eden. The novel follows the lives of two families, the Trasks and the Hamiltons, and their struggles to find meaning in their lives. The Trask family is led by Adam Trask, who is trying to make sense of his life and his relationships with his sons, Cal and Aron.