His next of kin have been informed.
A post-mortem will take place in due course.
The investigation follows a call to police at 06:40hrs on Saturday, 13 July to reports of an unconscious man at a residential address in Beachcroft Way, N19.
The man was found with serious head injuries and was taken to hospital in a critical condition.
Enquires revealed the he had been the victim of an assault at about 01:10hrs on 13 July, outside the Royal Oak Public...