Beverly Cleary, 103 – $20 Million

Beverly Cleary is a talented author who has released numerous bestselling books for children over the years. Some of her most beloved characters include Henry Huggins, Ramona Quimby, and Beezus Quimby. In recognition of her contributions to American literature, she has received two well-deserved awards: the National Medal of Arts and Laura Ingalls Wilder Medal. Cleary has been retired for quite some time now, with her last release to date being the 2005 omnibus titled Two Times the Fun. Her current fortune is estimated to be around $20 million.