Thomas Cochrane, 11th Earl of Dundonald

Thomas Barnes Cochrane, 11th Earl of Dundonald (14 April 1814 – 15 January 1885) was a Scottish nobleman. He was son of the radical politician and sailor Thomas Cochrane, 10th Earl of Dundonald. Cochrane joined the British Army and eventually gained the rank of Captain. On 31 October 1860, he succeeded his father as the 11th Earl of Dundonald. Between 1879 and 1885, he was a Representative Peer of Scotland.

Marriage and children
Cochrane married Louisa Harriet MacKinnon at the British Embassy in Paris on 1 December 1847. They had seven children:


 * Louisa Katherine Emma Cochrane, married Edward O'Neill, 2nd Baron O'Neill, died 10 August 1942 (grandmother of Terence O'Neill, Prime Minister of Northern Ireland).
 * Alice Laura Sophia Cochrane, married George Onslow Newton, died 8 December 1914.
 * Elizabeth Mary Harriet Cochrane, unmarried, died 30 March 1951.
 * Esther Rose Georgina Cochrane.
 * Thomas Alexander Cochrane, born 10 April 1851, died aged 3 months.
 * Lt. General Sir Douglas Mackinnon Baillie Hamilton Cochrane, 12th Earl of Dundonald.
 * Lt. Colonel Thomas Horatio Arthur Ernest Cochrane, 1st Baron Cochrane of Cults (father of World War II Air Chief Marshal Ralph Cochrane).