Hon. John Quincy Adams, 6th President of the USA is Kevin Bacon's fifth cousin five times removed.
Kevin Bacon
→ Ruth Hilda Holmes
his mother → Artemas Henry Holmes
her father → Artemus Holmes
his father → Artemas Lawrence Holmes
his father → Sally Moore
his mother → Jotham Hoar
her father → Benjamin Hoar
his father → Benjamin Hoar, Deacon
his father → Daniel Hoare
his father → John Hoar
his father → Joanna Hoar
his sister → Daniel Quincy
her son → Colonel John Quincy
his son → Elizabeth Smith (Quincy)
his daughter → Abigail Adams (Smith), First Lady of the United States
her daughter → Hon. John Quincy Adams, 6th President of the USA
her son