Hadula melanopa, the broad-bordered white underwing, is a moth of the family Noctuidae. The species was first described by Carl Peter Thunberg in 1791. Subspecies H. m. melanopa is found in northern Scandinavia; subspecies H. m. rupestralis is found in the Alps, the Balkan Mountains and the Apennine Mountains; subspecies H. m. brunnea is found in mountainous areas of Great Britain and subspecies H. m. koizumidakeana is found in Japan.