Paul Alexander, widely known as "Polio Paul", contracte8d the viral disease in the summer of 1952 when he was six years old and was left paralysed from the neck down.
He was rushed to hospital in Texas - and woke up inside the metal cylinder where he would spend the rest of his life
An update on his GoFundMe page by its organiser Christopher Ulmer reads: "Paul Alexander, 'The Man in the Iron Lung', passed away yesterday.
"After surviving polio as a child, he lived over 70 years inside of an iron lung.
"In this time Paul went to college, became a lawyer, and a published author.
"His story travelled wide and far, positively influencing people around the world. Paul was an incredible role model that will continue to be remembered."
Mr Ulmer said he met and interviewed Mr Alexander in 2022
An update on his GoFundMe page by its organiser Christopher Ulmer reads: "Paul Alexander, 'The Man in the Iron Lung', passed away yesterday.
"After surviving polio as a child, he lived over 70 years inside of an iron lung.
"In this time Paul went to college, became a lawyer, and a published author.
"His story travelled wide and far, positively influencing people around the world. Paul was an incredible role model that will continue to be remembered."
Mr Ulmer said he met and interviewed Mr Alexander in 2022.
