Chamaesphecia nigrifrons is a moth of the family Sesiidae. It is found in central and south-eastern France, Corsica, Luxembourg, South Belgium, south-western Germany, Austria, south-eastern Czech Republic, eastern Slovakia, Hungary, Croatia, Slovenia, former Yugoslavia, Serbia, southern Republic of Macedonia, Bosnia and Herzegovina, Bulgaria, northern Romania, northern Greece, southern Ukraine (the Crimea), Transcaucasia, north-western and southern Turkey and north-western Syria.[1]
The wingspan is 9–18 mm. The hindwings have black veins, a broad discal spot and black margins.
The larvae feed on Hypericum perforatum.