Caudron C.51

The Caudron C.51 was a French biplane floatplane made by Caudron in the early 1920s.

One C.51 was built, powered by a 130 hp Clerget engine and bearing the registration F-AIBL. It had an empty weight of 538 kg and a maximum speed of 140 km/h.

It competed in the Monaco meeting in April 1921, piloted by Poirée. He won the first speed contest by flying the 78 mi course in 45 min 27 sec, an average speed of about 99 mph, winning the 12,000 Franc prize.