Respected business editor Geoff Ho was stabbed in the throat and was reported as missing in the immediate aftermath of last night's atrocities.
Mr Ho selflessly intervened as the knife-wielding terrorists attacked a bouncer in the doorway of the Southwark Tavern, in Southwark Street.
He was later seen walking calmly towards an ambulance escorted by a police officer holding a makeshift bandage to his neck.
The terrorists killed at least seven people and injured 48 before they were shot dead.
Sunday Express journalist Geoff Ho was stabbed in the neck defending a bouncer from terrorists
Friends who had appealed online for information about Mr Ho's whereabouts later confirmed he was in intensive care and that it "seems he is going to be OK".
He was outside the Southwark Tavern in Southwark Street when the knife-wielding terrorists attacked a bouncer standing in the doorway of the pub.
The selfless editor stepped in while wearing his British Lions shirt, having earlier watched Warren Gatland's side start their tour of New Zealand with victory over the Provincial Barbarians, Express.co.uk has been told.
Mr Ho was later seen walking calmly towards an ambulance escorted by a police officer.
The terrorists killed at least seven people and injured 48 before they were shot dead eight minutes after ploughing a van into pedestrians on London Bridge.
Sunday Express business editor Geoff Ho has been hailed a hero
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Geoff Ho posted a defiant mesage on Facebook shortly after being attacked
Mr Ho’s friend Isabelle Oderberg had earlier made repeated appeals for information as to the editor’s whereabouts.
After an anxious wait, the Sunday Express journalist, a martial arts expert specialising in Kung Fu and kickboxing, was confirmed to have been taken to hospital and placed in intensive care.
Friends later said Mr Ho, who has been with the Sunday Express for 10 years, was sitting up in bed.
Sunday Express editor Martin Townsend paid tribute to his brave colleague.
"Geoff Ho is an absolutely first class reporter and a fine and decent man and our thoughts are with him and his family at this time," he said.
"We are all hoping and praying for a speedy recovery."
One of the suspected attackers lies on the floor wearing what appears to be a hoax bomb vest
Geoff Ho is an absolutely first class reporter and a fine and decent man
Sunday Express editor Martin Townsend
As news of his incredible actions spread throughout the country, journalists in Mr Ho’s offices were left amazed by his bravery.
One colleague said: "Geoff Ho has an unmatched presence in our office and we were all floored to hear what happened last night.
"The bravery he showed in the heinous terror attack was astounding – but honestly, not at all surprisingly.”
Another said: "As anyone who has worked with Geoff Ho knows, there is never a dull moment.
"His intolerance for nonsense is like no other – which he perfectly balances with being bright, kind and funny.
"What happened last night – the few details we have about the incident – has shown Geoff to be the hero we all knew he was and is.
"We all look forward to having him back in the office and will raise a glass to him this evening."
London Bridge terror: Scenes as armed police respond Sun, June 4, 2017
At least two people have died after being after reportedly being struck by a van on London Bridge on Saturday night.
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Armed police responding to the incident at London Bridge
And one journalist added: “Geoff’s energy and enthusiasm make him a larger than life character in the office.
“He is hardly ever seen without his signature Australian cow boy hat and is a much valued member of the team.
“His bravery and heroism at such a time are exactly what we would expect from such a generous, friendly man.”
Posting on social media this morning, Mr Ho, who is recovering from his injuries, wrote: "Thank you every one for the best wishes. I got out of surgery yesterday and am on the mend."
• As we remember the innocent people who died in this awful attack, we also wish to send a get well message to all of the victims.
And to our dear colleague Geoff Ho, we wish you the speediest of recoveries and look forward to your return.