Thonburi-class coastal defence ship
| HTMS Thonburi | |
| Class overview | |
|---|---|
| Builders | Kawasaki Dockyard Co. | 
| Operators | Royal Thai Navy | 
| Preceded by | Ratanakosidra class | 
| Built | 1936–1938 | 
| In commission | 1938-1951 | 
| Completed | 2 | 
| Lost | 2 | 
| General characteristics | |
| Type | Coastal defence ship | 
| Displacement | 2,265 long tons (2,301 t) | 
| Length | 76.50 m (251 ft 0 in) | 
| Beam | 14.43 m (47 ft 4 in) | 
| Draught | 4.17 m (13 ft 8 in) | 
| Propulsion | 
 | 
| Speed | 15.5 kn (17.8 mph; 28.7 km/h) | 
| Complement | 155 | 
| Armament | |
| Armour | 
 | 
The Thonburi class was a class of coastal defence ships of the Royal Thai Navy. It consisted of two ships built by Kawasaki and delivered in 1938, HTMS Thonburi and HTMS Sri Ayudhya.