Ada Mary King-Milbanke, 14th Baroness Wentworth (26 February 1871–18 June 1917) was a British peeress

Peerage

The Peerage is a legal system of largely hereditary titles in the United Kingdom, which constitute the ranks of British nobility and is part of the British honours system...

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King-Milbanke was the only child of Ralph King-Milbanke, 2nd Earl of Lovelace

Ralph King-Milbanke, 2nd Earl of Lovelace

Ralph Gordon King Noel Milbanke, 2nd Earl of Lovelace was the third son of William King-Noel, 1st Earl of Lovelace and his wife, Ada Lovelace, the only legitimate daughter of the poet Lord Byron and widely credited as the world's first computer programmer. He was born on 2 July 1839, and lived at...

 and his wife, Fanny. After her parents' separation shortly after her birth, she was raised by her aunt, Lady Anne Blunt

Lady Anne Blunt

Anne Isabella Noel Blunt, née King-Noel, 15th Baroness Wentworth , known for most of her life as Lady Anne Blunt, was co-founder, with her husband the poet Wilfrid Scawen Blunt, of the Crabbet Arabian Stud. The two married on 8 June 1869...

. On the death of her father in 1906, she inherited his barony of Wentworth

Baron Wentworth

Baron Wentworth is a title in the Peerage of England. It was created in 1529 for Thomas Wentworth, who was also de jure sixth Baron le Despencer of the 1387 creation. The title was created by writ, which means that it descends according to the male-preference cognatic...

. She died unmarried and childless in 1917 and the title then passed to her aforementioned aunt, Lady Anne.