Sphingonotus rubescens is a species of band-winged grasshopper in the family Acrididae. It is found in the Palearctic.
Sphingonotus rubescens inhabits rocky, stony or sandy terrain of all kinds, such as rocky slopes, dunes or ravines.
The adults can be observed almost all year round. Eggs are laid in the ground.
Sphingonotus rubescens is difficult to separate from related species, such as Sphingonotus caerulans. The distribution ranges from the Canary Islands and Madeira across the northern half of Africa and the Mediterranean to India.