William Ridley Wills II is an American author and historian living in Nashville, Tennessee, who has authored 34 historical and biographical books as of 2024. He received the Tennessee History Book Award in 1991 for his first book, The History of Belle Meade: Mansion, Plantation and Stud. He is a past president of the Tennessee Historical Society and in 2016, was given an Honorary Doctor of Humane Letters from The University of the South. He is a former executive of a company founded by his grandfather, the National Life and Accident Insurance Company and was on the boards of trust of Vanderbilt University and Montgomery Bell Academy, a prep school for boys in Nashville.

Montgomery Bell Academy (MBA) is a preparatory day school for boys in grades 7 through 12 in Nashville, Tennessee. The school is located in the Whitland Area Neighborhood.