Auckland City Police want to speak to 22 year-old Bensemann Vakauta, in connection with the stabbing of a man in the central city earlier today.
He is urged to make contact with Police or present himself at a Police station.
Police were called to the scene at 3 o'clock this afternoon, where a stabbing had occurred at some apartments inside the old Auckland Railway Station building.
The 40 year-old victim remains in hospital tonight in a serious condition.
Vakauta is considered by Police to be extremely violent and the public are warned not to approach him.
Anyone who knows where Bensemann Vakauta is should call 111 immediately.
Information can also be given anonymously to the organisation Crimestoppers on 0800 555 111.