Leopold had a sister Dora who was four years older than he was, and the other member of the household was Aleathea Starling who not only was nursemaid to the two young children but also looked after the family home.
Leopold nagkaroon ng isang kapatid na babae Dora na apat na taon ay mas matanda kaysa sa siya, at ang iba pang miyembro ng sambahayan ay Aleathea martines na hindi lamang ay yaya sa dalawang bata kundi pati na rin tumingin matapos na ang mga pamilya sa bahay.