Son of William Oliver & Aurelia M. (Lane) Dunbar. Being their 7th child out of 9 known children. Their 5th son. Middle name is for his fathers kid brother Able LaFayette who died at age 9.
He is a 2nd Generation Texan. His Grandfather George Washington Dunbar brought his wife Narcissa Barker and 3 children to Texas between 1844-46. They had 4 more children in Texas, the last being his father.
In 1924 he was untied in marriage with Annie Eunice Ford. To this union one known son was born. Kenneth Wayne Dunbar.