| Named By: | Walcott in 1892 |
| Time Period: | 467-443 Ma middle-late Ordovician |
| Location: | North America, possibly Bolivia as well |
| Size: | Estimated to about 20 centimetres long |
| Diet: | Filter feeder |
| Fossil(s): | Several individuals |
| Classification: | | Chordata | Pteraspida | Astraspida | |
Astraspis ('star shield') is an extinct genus of primitive jawless fish from the Ordovician of Central North America and Bolivia. It is related to other Ordovician fishes, such as the South American Sacabambaspis, and the Australian Arandaspis.