|Primary users|| France|
|Number built||~100 |
|Engine||200hp Hispano-Suiza 8Ba vee or|
260hp Hispano-Suiza 8Fb or
300hp Canton-Unné Z9[note 1]
|Armament||2×front flexible Lewis|
2×rear flexible Lewis
|Max Speed||140 km/h (87 mph)|
|Climb||1,000 m (3,280 ft) in 6:30|
2,000 m (6,560 ft) in 18:00
3,000 m (9,840 ft) in 27:00 
|Range||200 km (120 mi)|
French flying boats had seen significant losses to German seaplane-fighters, so the responded with the Donnet-Denhaut D.D.9, and enlarged Donnet-Denhaut D.D.8 with twin machine guns forward and aft. About one hundred were built and they were used as escorts by both Aviation Maritime and the US Navy.
For more information, see Wikipedia:Donnet-Denhaut flying boat.
- Planes with this engine were designated the Donnet-Denhaut 300hp.
- Nowarra, p.130.
- Davilla, p.195.
- Davilla, p.196.
- Dr. James J. Davilla and Arthur M. Soltan. French Aircraft of the First World War. Flying Machines Press, 1997. ISBN 0-9637110-4-0.
- Heinz J. Nowarra, Bruce Robertson, and Peter G. Cooksley. Marine Aircraft of the 1914-1918 War. Letchworth, Herts, England: Harleyford Publications Limited, 1966. ISBN 0900435070