Police want to speak to this man following an ABH in the city centre in the early hours of Sunday morning.
At around 2am, a fight started on the ground floor of Lloyds in Savoy Crescent which involved a number of men.
One man threw a bottle during the fight which hit the victim, who was a 20-year-old bystander.
He sustained a cut to his bottom lip which required stitches and will require dental treatment. He attended Milton Keynes General Hospital but has since been discharged.
The person depicted in the CCTV is white, of medium build, 5ft 10ins, aged in his early twenties, with short dark hair. He is wearing a distinctive white t-shirt with a pattern of bands across his body.
Investigating officer PC Steven King, from Milton Keynes police station, said: “I would like to speak to anyone who recognises the person shown in the CCTV image.
“I would also like to speak to anyone who was in Lloyds at this time and saw what happened or has any information about the incident.”
If you saw anyone acting suspicious in the area or have any information about this incident please contact PC King on 101.
If you don’t want to speak directly to the police, you can contact Crimestoppers anonymously on 0800 555 111.
No personal details are taken, information is not traced or recorded and you will not go to court.