Sir Jack Stewart-Clark: key obituary facts
Is Sir Jack Stewart-Clark dead? Yes. Sir Jack Stewart-Clark died on June 22, 2026, at age 96.
Cause of death: Sir Jack Stewart-Clark's cause of death has not been publicly confirmed.
What was Sir Jack Stewart-Clark known for?
He was a British businessman and former Member of the European Parliament (born 1929).
More about Sir Jack Stewart-Clark
Born: 17 September 1929.
Place of birth: Scotland.
Gender: male.
Occupation: politician, businessperson, land owner.
Nationality: United Kingdom.
Education: Eton College, Balliol College.
Employer: Koninklijke Philips NV, Pye Ltd., Kearney, Trustee Savings Bank.
Father: Sir Stewart Stewart-Clark, 2nd Bt.
Mother: Jane Pamela Clarke.
Spouse: Lydia Frederika Loudon.
Children: Daphne Beatrix Felicia Stewart-Clark, Alexander Dudley Stewart-Clark, Nadia Marie Anne Stewart-Clark, Zarina Gabrielle Stewart-Clark.
Also known as: Sir John Stewart-Clark, 3rd Baronet, Sir John Stewart-Clark, 3rd Bt.
Sir Jack Stewart-Clark, the British businessman and former Member of the European Parliament, died on June 22, 2026, aged 96.
Born in Scotland on September 17, 1929, he was educated at Eton College and Balliol College, Oxford. He went on to work in business with companies including Koninklijke Philips NV, Pye Ltd., Kearney and Trustee Savings Bank, and served as a Conservative and Unionist Party MEP from 1979 to 1999.
Also known as Sir John Stewart-Clark, 3rd Baronet, he was the son of Sir Stewart Stewart-Clark, 2nd Baronet, and Jane Pamela Clarke, and was married to Lydia Frederika Loudon.