Joe Biden's family tree spans five generations in this diagram, beginning with his parents, Joseph Robinette Biden Sr. and Catherine Eugenia "Jean" Finnegan Biden. Joe is shown alongside his younger siblings Valerie Biden Owens, James Biden, and Frank Biden.
Joe Biden married Neilia Hunter in 1966. They had three children: Joseph "Beau" Biden III, Robert Hunter Biden, and Naomi Christina "Amy" Biden. Neilia and Naomi died in a car accident in December 1972. Beau and Hunter survived the accident. Joe later married educator Jill Jacobs in 1977, and their daughter Ashley Biden was born in 1981.
The next generation includes Joe Biden's seven grandchildren. Beau Biden and his wife Hallie had two children, Natalie Biden and Robert Hunter Biden II. Hunter Biden is the father of five children: Naomi, Finnegan, Maisy, Navy Joan Roberts, and Beau Biden Jr.
Naomi Biden married Peter Neal at the White House in 2022. In 2025, they welcomed their son William Brannon Neal IV, making Joe Biden a great-grandfather. The layout places Joe's parents at the top, Joe, his wives, and siblings in the central generations, his children below them, followed by grandchildren and the great-grandchild at the bottom.