| Louise Julie de Mailly-Nesle | |||||
|---|---|---|---|---|---|
| comtesse de Mailly | |||||
 Louise Julie de Mailly-Nesle, Comtesse de Mailly, by Alexis Grimou | |||||
| Born | 16 March 1710 Saint-Sulpice, Paris | ||||
| Died | 30 March 1751 (aged 41) Paris | ||||
| Spouse | Louis Alexandre de Mailly, comte de Mailly | ||||
| |||||
| House | De Mailly | ||||
| Father | Louis de Mailly, marquis de Nesle et de Mailly | ||||
| Mother | Armande Félice de La Porte Mazarin | ||||
Louise Julie de Mailly-Nesle, comtesse de Mailly (French pronunciation: [lwiz ʒyli də maji nɛl]; 1710–1751) was the eldest of the five famous de Nesle sisters, four of whom would become the mistress of King Louis XV of France. She was first the mistress of the Marquis de Puysieux and then of Louis XV from 1732 until 1742, and his official mistress from 1738 until 1742.