Career
Together with Jean-Baptiste Lully and others, De Lafontaine contributed to the development of Opera ballet. In 1681, she danced in Le Triomphe de l"amour, one of Lully"s early ballets. Until then, female parts in ballet had been danced by mentor
De Lafontaine went on to be the leading ballerina in at least 18 other productions at the Paris Opera between 1681 and 1693 including Persée, Amadis, Didon and Le Temple de la Paix.