Police Scotland has released an image of the man who officers believe may be able to assist them with enquiries following the serious assault which happened around 9.40pm on Saturday, October 1.
The 25-year-old man who sustained facial injuries was treated at the Queen Elizabeth University Hospital.
A police spokesperson said: “Police officers are keen to speak to the man shown in the image as he may be able to assist with our enquiries.”
He is described as white, approximately 5’10” - 6’0” tall, slim build and dark hair. He was wearing a dark shirt and jeans.
If you recognise the image please contact Glasgow City Centre Police Office on 101 or alternatively Crimestoppers on 0800 555 111 where anonymity can be maintained.