Bamba Müller was the wife of Maharaja Duleep Singh, the last Maharaja of Lahore. Brought up by Christian missionaries, her transformation from illegitimate girl, born to a German father and Abyssinian (Ethiopian) mother, living in a Cairo mission to a Maharani living a life of luxury with the "Black Prince of Perthshire" has been compared to the "Cinderella" story.

Maharaja Sir Duleep Singh, GCSI, or Sir Dalip Singh, and later in life nicknamed the "Black Prince of Perthshire", was the last Maharaja of the Sikh Empire. He was Maharaja Ranjit Singh's youngest son, the only child of Maharani Jind Kaur.