Neilia Hunter Biden (née Hunter; July 28, 1942 – December 18, 1972) was an American teacher and the first wife of Joe Biden, who later became the 46th president of the United States. She died in a car crash with their one-year-old daughter, Naomi; their two sons, Beau and Hunter, were injured but survived the incident. Her death occurred six weeks after her husband's election to the U.S. Senate.

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