Selwyn Michael Griffin, OBE, MD, FRCSEd, FRCSEng, FRCPE (born 7 February 1955), usually known as Michael Griffin, is a British surgeon and clinical researcher known for his work in the early diagnosis and radical treatment of gastric and oesophageal cancer.

He was made an Officer of the Order of the British Empire (OBE) for services to cancer health care in 2013 and was elected President of the Royal College of Surgeons of Edinburgh in 2018.

[5] After becoming a Fellow of both the Royal College of Surgeons of England and of Edinburgh, he was awarded a Wellcome Surgical Training Scholarship in 1983.

It became one of the largest specialist units by clinical load in Europe[6] In 2005 Griffin featured in the BBC television series Your Life in their Hands in which he describes the care of patients with oesophageal and gastric cancer and demonstrates the surgical techniques used to treat them.

[7] In 2011 he treated the political consultant Philip Gould, who described his experience as a patient in his memoir The Unfinished Life.

[9] In 1995 Griffin set up the Oesophagoose charity which has raised funds for clinical research across the United Kingdom for improving care in the community for cancer patients.

Each year the charity arranges for up to 1,000 patients return to meet the doctors and healthcare staff from the Northern Oesophago-Gastric Cancer Unit.

In 2013 he was made an Officer of the Order of the British Empire (OBE) for services to cancer health care in 2013.