Julie d'Aubigny (French: [ʒyli dobiɲi]; 1673–1707), better known as Mademoiselle Maupin or La Maupin, was a French opera singer. Little is known for certain about her life; her tumultuous career and flamboyant lifestyle were the subject of gossip, rumour, and colourful stories in her own time, and inspired numerous fictional and semi-fictional portrayals afterwards.