John B’s surname is Routledge in Outer Banks Season 5.
John B Routledge is the central protagonist of the series and the leader of the Pogues. His full name is often shortened to “John B,” which is why viewers may overlook his surname. The character’s search for his missing father and the Royal Merchant treasure drives the story from the first season onward.
The Routledge family history is closely tied to the show’s mysteries. John B’s father, Big John Routledge, was searching for treasure before his disappearance, leaving John B to continue the investigation with his friends.
The surname is easy to confuse with other major family names. Cameron belongs to Sarah and Rafe, Maybank belongs to JJ, and Heyward belongs to Pope. Routledge is the distinctive surname associated with John B.