| Named By: | K. C. Rogers & J. A. Wilson in 2014 | 
| Time Period: | Maastrichtian, 70 Ma | 
| Location: | Madagascar - Maevarano Formation | 
| Size: | Unknown | 
| Diet: | Herbivore | 
| Fossil(s): | Partial braincase | 
| Classification: | | Chordata | Reptilia | Dinosauria | Saurischia | Sauropodomorpha | Sauropoda | Titanosauria | | 
Vahiny is an extinct genus of titanosaur sauropod dinosaur known from the Late Cretaceous of the Maevarano Formation, northwestern Madagascar. It contains a single species, Vahiny depereti.