| Named By: | Norell, Mackovicky and Clark in 2000 | 
| Time Period: | Late Cretaceous, 80-75 Ma | 
| Location: | Mongolia, Ukhaa Tolgod | 
| Size: | 1.5 meters long | 
| Diet: | unavailable | 
| Fossil(s): | Remains of two adults and two juveniles | 
| Classification: | | Chordata | Reptilia | Dinosauria | Saurischia | Theropoda | Tetanurae | Coelurosauria | Troodontidae | | 
Byronosaurus is a genus of troodontid dinosaur from the Late Cretaceous Period of Mongolia.