Joseph Robinette "Beau" Biden III (born February 3, 1969) is an American lawyer, Army JAG officer, and politician from Wilmington, Delaware. He serves as the Attorney General of Delaware and a Major in the Delaware Army National Guard. He is a member of the Democratic Party and is also the oldest son of the current Vice President of the United States, Joe Biden.

Biden was born in Wilmington, Delaware, the eldest son of former U.S. Senator and current Vice President Joe Biden and his first wife, Neilia Hunter. His mother and younger sister, Naomi Christina Biden, were killed in an automobile accident in 1972, in which he and his brother Hunter were badly injured. He and his brother encouraged his father to remarry, and Jill Jacobs became Beau's stepmother in 1977. His half-sister Ashley was born in 1981.

He is a graduate of Archmere Academy, his father's high school alma mater, as well as the University of Pennsylvania, where he was a member of the Psi Upsilon fraternity, and Syracuse University College of Law. From 1995 to 2004, he worked at the United States Department of Justice in Philadelphia, first he served as Counsel to the Office of Policy Development and later as a Federal Prosecutor in the U.S. Attorney's Office. In 2004, he became a partner in the Wilmington law firm Bifferato, Gentilotti, Biden & Balick.

Joseph Robinette "Joe" Biden, Jr. (pronunciation: /ˈdʒoʊsɨf rɒbɨˈnɛt ˈbaɪdən/; born November 20, 1942) is the 47th and current Vice President of the United States, serving under President Barack Obama. A Democrat, he was a United States Senator from Delaware from January 3, 1973 until his resignation on January 15, 2009, following his election to the Vice Presidency.

Biden was born in Scranton, Pennsylvania and lived there for ten years before moving to Delaware. He became an attorney in 1969, and was elected to a county council in 1970. Biden was first elected to the Senate in 1972 and became the sixth-youngest senator in U.S. history. He was re-elected to the Senate six times, was the fourth most senior senator at the time of his resignation, and is the 15th-longest serving Senator in history. Biden was a long-time member and former chairman of the Foreign Relations Committee. His strong advocacy helped bring about U.S. military assistance and intervention during the Bosnian War. He opposed the Gulf War in 1991. He voted in favor of the Iraq War Resolution in 2002, but later proposed resolutions to alter U.S. strategy there. He has also served as chairman of the Senate Judiciary Committee, dealing with issues related to drug policy, crime prevention, and civil liberties, and led creation of the Violent Crime Control and Law Enforcement Act and Violence Against Women Act. He chaired the Judiciary Committee during the contentious U.S. Supreme Court nominations of Robert Bork and Clarence Thomas.