Chubb was educated at
The Leys School, and
Trinity College, Cambridge, where he read history, graduating in 1932 with an
MA. He married Elizabeth Anne Rumbold MBE, only daughter of Thomas Arthur Rumbold and Rosemary Hazel Hampshire, on 28 March 1940. They had four children; the eldest son and heir was
Hon. William Chubb, born 9 October 1943. He succeeded to the titles of 3rd Baronet Chubb, of Newlands and 3rd Baron Hayter, of Chislehurst in the County of Kent, on the death of his father on 3 March 1967. He had a wide range of outside interests; from 1965 to 1982 he was chairman of the management committee of the
King's Fund, he championed the development of the 'King's Fund bed', an adaptable design which became the standard in British hospitals; he was chairman of the
Design Council. the
Royal Society of Arts, the Duke of Edinburgh's "Countryside in 1970" committee and the British Security Industry Association. He was also president of the Royal Warrant Holders' Association, the Business Equipment Trade Association and the Canada-UK Chamber of Commerce. He served as upper bailiff of the
Worshipful Company of Weavers where he actively supported the admission of women liverymen. ==Arms==