Felix Mersey's father. The Golborne family is famously conservative, and the Duke is a Pickleman. By Manners & Mutiny, he rises to the position of Grand Gherkin within the Picklemen, second in power only to the Chutney.
In the books Edit
Waistcoats & Weaponry Edit
The duke shoots and mortally wounds Soap during a confrontation with Sophronia and her friends.