| Named By: | Valentin Fischer, Maxim S. Arkhangelsky, Pascal Godefroit & Edwige Masure in 2011 | 
| Time Period: | Early Cretaceous, 126 Ma | 
| Location: | Russia, Ul'yanovsk | 
| Size: | Unavailable | 
| Diet: | Piscivore/Carnivore | 
| Fossil(s): | Almost complete specimen | 
| Classification: | | Chordata | Reptilia | Ichthyosauria | Ophthalmosauridae | Platypterygiinae | | 
Sveltonectes is an extinct genus of platypterygiine ophthalmosaurid ichthyosaur known from Ul'yanovsk region, western Russia.