Dr. Seuss is a beloved children's author who wrote many classic stories, such as The CAT in the Hat and How the Grinch Stole Christmas. His characters are often whimsical and memorable. The crossword solutions for the term 'Dr. Seuss Character' include Lorax (5 letters), Zax (3 letters), Sam (3 letters), CAT (3 letters), Grinch (6 letters), and SamIam (6 letters). The Lorax is a mustachioed creature who speaks for the trees in the 1971 book of the same name. Zax is a character from The Sneetches and Other Stories who refuses to move out of the way of the other Zax. Sam is a character from The CAT in the Hat Comes Back who helps the CAT in the Hat clean up a mess. The CAT in the Hat is a mischievous feline who stars in the eponymous book. The Grinch is a green, grouchy creature who attempts to steal Christmas in How the Grinch Stole Christmas. SamIam is a character from Green Eggs and Ham who tries to convince the protagonist to try the titular dish.