Ryder has served as a Territorial Army officer in the Duke of Lancaster's Own Yeomanry (later Royal Mercian and Lancastrian Yeomanry) and was awarded the Territorial Decoration in 1996.
Duke University | Duke Ellington | Duke | Lancaster | Duke of Wellington | Avro Lancaster | Prince William, Duke of Cambridge | Duke of York | Lancaster University | Burt Lancaster | Lancaster, Pennsylvania | Duke of Norfolk | Duke of Edinburgh | Duke of Burgundy | House of Lancaster | Prince Arthur, Duke of Connaught and Strathearn | George Villiers, 1st Duke of Buckingham | Prince Andrew, Duke of York | Duke of Northumberland | Alfred, Duke of Saxe-Coburg and Gotha | Prince Richard, Duke of Gloucester | Prince Frederick, Duke of York and Albany | Lancaster County, Pennsylvania | George Duke | Charles Lennox, 2nd Duke of Richmond | Louis Philippe II, Duke of Orléans | Lancaster, Lancashire | Edward Seymour, 1st Duke of Somerset | Philippe II, Duke of Orléans | John Frederick II, Duke of Saxony |
The event's registered title is named after John of Gaunt, the 1st Duke of Lancaster, who lived in the 14th century.