David Fereday, has successfully completed every London Marathon since the race began in 1981.
The sprightly 76-year-old, from Tyne and Wear, who has recently been diagnosed with cancer, will completein this weekends the London Marathon for the thirty fourth time.
The chartered engineer, who who directs his family engineering business, was recently diagnosed with with bladder and prostate cancer and underwent an operation just five weeks ago.
But David, who is who is one of just 15 people to have successfully completed every London Marathon, is more determined than ever to to complete all 26 miles and 385 yards of this Sunday's Virgin London Marathon to raise money for the Sir Bobby Robson Foundation.
David's love affair with distance running began as a child watching, and re-watching, the 1948 Olympic Marathon at his local Odeon Cinema.
His quickest marathon time was two hours 44 minutes, 29 years ago, and this year he's aiming for a time around five hours and 40 minutes.
David, who is originally from North London, is married to Alison and has three children.
He said: "I think I was born a runner. Since I toddled, I seemed to run, to the shops, through the woods, round and round the school playground, I never