Joseph Robinette "Beau" Biden III (February 3, 1969 – May 30, 2015) was an American attorney and politician for the Democratic Party. He served as the 44th Attorney General of Delaware from January 2, 2007 until January 6, 2015. He also was a Major in the Delaware Army National Guard. He was the son of Vice President Joe Biden and stepson of Second Lady Jill Biden.
Biden was born in Wilmington, Delaware to Joe and Neilia Biden. He and his wife, Hallie, had two children: a daughter, Natalie, and a son, Hunter. In 1972, his mother and younger sister, Naomi Christina Biden, were killed in an car accident, in which Beau and his brother Hunter were badly injured.
- "Beau Biden, son of US vice-president Joe Biden, dies of brain cancer". The Guardian. May 31, 2015. Retrieved May 31, 2015.