Samir Zitouni was left injured while trying to protect passengers during the stabbing on Saturday’s 6.25pm service from Doncaster to London King’s Cross.
The 48-year-old, known as Sam, has worked for rail operator LNER for more than 20 years.
Eyewitnesses have praised his courageous actions, and the British Transport Police described his response as “nothing short of heroic,” crediting him with saving multiple lives.
Sam’s family have shared the following message in response to the overwhelming support they have received: “We have been deeply touched by the outpouring of love and kindness shown to Sam, and by the many well wishes for his recovery.
“The care provided by the hospital and the support from his colleagues at LNER has been incredible.
“We are immensely proud of Sam and his courage. The police called him a hero on Saturday evening, but to us – he’s always been a hero.”
This is a breaking news story. More to follow.

