Paranthrene diaphana is a moth of the family Sesiidae.

It is found in Croatia, Bosnia and Herzegovina, Serbia and Montenegro, the Republic of Macedonia and Bulgaria,[2] as well as Turkey, Azerbaijan and Iran.

The larvae feed on Populus and Salix species[3] (including Salix alba).

They mine the trunks of their host plant.

This article relating to the moth family Sesiidae is a stub.