Police investigating fighting on the terraces at a Yorkshire derby want to speak to this man.
Trouble broke out when Barnsley FC hosted Leeds United FC at the Oakwell Stadium on January 21.
Video emerged of fighting among fans inside the ground, with reports of disorder in the town itself after the game.
Eight men have already been arrested in connection with the disorder.
Six charged after fighting on terraces at Barnsley v Leeds United clash
Officers have charged six of the men with public disorder and questioned two more on suspicion of affray.
One of the men charged has now been to court and received a football banning order.
The arrested on suspicion of affray have been released on bail pending further enquiries.
A South Yorkshire Police spokesman said: "Officers believe the man pictured could hold useful information and would like him, or anyone who recognises him, to get in touch."
Contact 101 or email email@example.com, quoting incident number 336 of 21 January 2017.