Consuelo Vanderbilt was an American socialite born on March 2, 1877, in New York City. She was the daughter of William H. Vanderbilt, a prominent businessman and heir to the Vanderbilt fortune. Consuelo became famous for her lavish lifestyle and was a key figure in the elite society of her time. In 1895, she married the Duke of Marlborough, a union that was arranged by her mother to enhance their social standing. The marriage was tumultuous, leading to their eventual separation in 1906. Consuelo later became involved in various charitable activities and was known for her work during World War I.