Police are looking for a man in connection with an assault which took place outside a Grantham club.
The assault happened at around 3am on December 4 in the ‘Ra Ra’ bar.
One man in his 20s suffered a cut to the back of his head and was taken to Lincoln County Hospital for treatment.
It is thought that the man in the picture may be able to help with police inquires.
The man is of a slim build, about 5ft 10 with short hair and was clean shaven.
At the time of the incident, he was wearing a light coloured top with the sleeves rolled up, blue jeans and white trainers with reflective strips on the heels.
Anyone with any information is asked to call call 101 quoting incident 53 of December 4.
To report anonymously call Crimestoppers on 0800 555 111.