FVM Ö1 Tummelisa

Övningsflygplan 1 "Tummelisa"
Carlson replica
Role Training aircraft
National origin Sweden
Manufacturer FVM (Flygkompaniets Tygverkstäder på Malmen)
Designer Gösta von Porat and Henry Kjellson
First flight June 1920
Introduction 1921
Retired 1935
Primary user Swedish Air Force
Number built 28 plus a replica

The FVM Ö 1 Tummelisa (Swedish for Thumbelina) is a single seat, single engine Swedish biplane from the 1920s. It was operated by the Swedish Air Force as its advanced trainer until the mid-1930s.