Adelaide Guinness, Viscountess Iveagh

Adelaide Maria Guinness, Viscountess Iveagh (1844–1916) was an Anglo-Irish aristocrat. She was a member of the Guinness family by birth and by marriage.

Early life and family Lady Iveagh was born Adelaide Maria Guinness in 1844. She was a member of the banking branch of the Guinness family, as the daughter of Richard Samuel Guinness, a barrister and Irish Conservative Party politician who sat in the House of Commons of the United Kingdom for Kinsale.

She was one of eight children, and her siblings included Colonel Charles Guinness, Sir Reginald R. B. Guinness, and Claude H. C. Guinness.

Adult life In 1873, she married her third cousin, Edward Cecil Guinness, who was head of the family's brewing business. They had three sons: She became the Viscountess Iveagh when her husband was elevated to the rank of viscount in 1905.

She died in 1916, three years before her husband was created Earl of Iveagh and Viscount Elveden.