A West Ham fan also known as “Knollsy” protected the staircase to the stands by punching multiple individuals.

Source: https://dailycaller.com/2023/05/19/london-fan-fights-off-dozens-of-dutch-fans-to-protect-the-family-stands-as-brawl-erupts-across-stadium/

West Ham fan Chris Knoll - also known as 'Knollsy' - does not want to be labelled as a hero after claiming he "just did what he had to do" after fending off Dutch hooligans in Alkmaar.

Source: https://www.express.co.uk/sport/football/1772490/West-Ham-news-Knollsy-speaks-out-fight-Dutch-hooligans-hospital-trip-planned

WEST HAM fan "Knollsy" was given a standing ovation from the Hammers faithful after his heroics during the crowd trouble at AZ Alkmaar.

Source: https://www.thescottishsun.co.uk/sport/football/10703761/west-ham-fan-knollsy-standing-ovation-leeds-fight/