Duke-class ship of the line
| HMS Glory (center) | |
| Class overview | |
|---|---|
| Name | Duke | 
| Operators | Royal Navy | 
| Preceded by | Barfleur class | 
| Succeeded by | Boyne class | 
| In service | 18 October 1777 – 1843 | 
| Completed | 4 | 
| Lost | 1 | 
| General characteristics | |
| Type | Ship of the line | 
| Length | 
 | 
| Beam | 50 ft (15 m) | 
| Propulsion | Sails | 
| Armament | 
 | 
| Notes | Ships in class include: Duke, Glory, St George, Atlas | 
The Duke-class ships of the line were a class of four 98-gun second rates, designed for the Royal Navy by Sir John Williams.