The term 'CREATOR OF THE LORAX' can be answered with two crossword solutions: SEUSS (5 letters) and DRSEUSS (7 letters). Theodor Seuss Geisel, better known as Dr. Seuss, was an American children's author, political cartoonist, and animator. He is best known for his books such as The Cat in the Hat, Green Eggs and Ham, and How the Grinch Stole Christmas. He also wrote the beloved classic The Lorax, which tells the story of a creature who speaks for the trees against the greedy Once-ler.