Neilia Hunter was Joe Biden's first wife, whom he married in 1966. Tragically, she and their one-year-old daughter died in a car accident in 1972, a devastating event that profoundly impacted Biden's life and career. Neilia was known for her supportive role in Biden's early political endeavors, and her loss has been a pivotal moment in his personal history. The other names listed are either his current wife, Jill Biden, or his daughters, Ashley and Valerie, who were not his first wife.