Academic

John Graham-Cumming

British software engineer and writer

Life: 1953 – present
Born: 1953
Nationality: United Kingdom

John Graham-Cumming is a British software engineer and writer best known for starting a successful petition to the Government of the United Kingdom asking for an apology for its persecution of Alan Turing. UK Prime Minister Gordon Brown issued the apology in September 2009.As of 2025, Graham-Cumming is a member of the Board of Directors at Cloudflare, where he previously served as the company's Chief Technology Officer until March 2025. Prior to joining Cloudflare, he co-foun