Despite extensive enquiries by officers investigating the violent disturbance, the man remains unidentified.
Although the identity of the man is unknown, officers believe he could have connections to the Harrogate, Leicestershire and London areas.
Police are appealing to anyone who can help identify him to contact them.
Anyone with information that could help the investigation is asked to contact North Yorkshire Police on 101, select option 1 and pass information to the Force Control Room.
If you wish to remain anonymous, you can pass information to Crimestoppers on 0800 555 111.
Please quote reference number 12170188711 when passing on information.
A total of seven people have been arrested in connection with the incident to date. Two men have been charged with attempted murder, wounding and assault. They are currently awaiting trial. The remaining five have been released without charge.