|Named By:||Harry Govier Seeley in 1888|
|Time Period:||Upper Jurassic, Kimmeridgian|
|Location:||England, Oxfordshire - Kimmeridge Clay Formation|
|Size:||Roughly about 3.5 meters long for the holotype individual, though fully grown adults were likely larger|
|Fossil(s):||Partial skull and post cranial skeleton of a probable juvenile|
|Classification:||| Chordata | Reptilia | Dinosauria | Ornithischia | Ornithopoda ||
|Also known as:||| Camptosaurus prestwichii ||
Cumnoria is a genus of herbivorous iguanodontian dinosaur. It is a basal iguanodontian which lived during the upper Jurassic period (Kimmeridgian age) in what is now Oxfordshire, United Kingdom.