| Country: | CZE |
| Type: | D |
| Route: | 56 |
| Map: | Motorway D56-CZ map.svg |
| Length Km: | 13 |
| Terminus A: | in Ostrava |
| Terminus B: | near Frýdek-Místek |
| Regions: | Moravian-Silesian |
| Cities: | Ostrava, Frýdek-Místek |
| Previous Type: | D |
| Previous Route: | 55 |
D56 motorway (cs|Dálnice D56), formerly Expressway R56 (cs|Rychlostní silnice R56) is a highway in eastern Czech Republic. Although its current length is 33 km, only 13 km between Ostrava and Frýdek-Místek are signed as a motorway.