John Michael Attenborough (/ˈætənbərə/; 1 January 1928 – 9 November 2012) was an English executive in the motor industry and then a financial advisor. He was the younger brother of director and actor Richard Attenborough and the naturalist Sir David Attenborough.
Like his brothers, he was educated at Wyggeston Grammar School for Boys in Leicester. After National Service, he studied modern languages at Clare College, Cambridge. He worked in the motor trade and became a managing director of Mann Egerton, heading their Rolls-Royce division in Berkeley Street.He then became the head of the British operations of Italian car manufacturer, Alfa Romeo.He finally ran a distribution business for motor cars in Dorset before retiring from the motor trade and becoming a financial advisor.
He had progressive supranuclear palsy (PSP) and died at home in Poole on 9 November 2012. He was survived by his wife Janet, his sons Nicholas and James and his brothers.