The incident happened early this morning in Crossmaglen
Police are appealing for witnesses to a hit and run in Armagh this morning.
A man in his twenties suffered serious injuries when he was struck by a car in Cardinal O'Fiaich Square in Crossmaglen shortly before 6.20am.
The vehicle didn't stop and a blue coloured Volkswagen Passat, believed to have been involved, has been recovered by Police.
Anyone with information or who witnessed what happened is asked to contact police.