Chamaesphecia dumonti is a moth of the family Sesiidae. It is found from France to southern Russia and the Caucasus and from Germany south to Italy and the Balkan Peninsula.,Fauna Europaea It is also found in western Turkey.

The wingspan is 18–20 mm.

The larvae feed on Stachys recta, Stachys germanica, Stachys atherocaly, Stachys caucasica and Stachys plumosa.Chamaesphecia at funet

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