| Louise | |
| Princess of Guéméné | |
| Spouse: | Hercule Mériadec de Rohan |
| Issue: | Charlotte Louise, Princess of Masserano Généviève, Abbess of Marquette Jules, Prince of Guéméné Louis Armand, Prince of Motbazon Louis René Édouard, Cardinal de Rohan Ferdinand, Archbishop of Cambrai |
| Issue-Link: |
|
| Full Name: | Louise Gabrielle Julie de Rohan |
| House: | Rohan |
| Father: | Hercule Mériadec de Rohan |
| Mother: | Anne Geneviève de Lévis |
| Birth Date: | 11 August 1704 |
| Birth Place: | Hôtel de Soubise, Paris, France |
| Death Place: | Chevilly, Loiret, France |
Louise de Rohan (Louise Gabrielle Julie; 11 August 1704 - 20 August 1780) was a French noblewoman and Princess of Guéméné by marriage.
Born in Paris to Hercule Mériadec de Rohan and his wife Anne Geneviève de Lévis, as a member of the House of Rohan, she was entitled to the style of Highness. Her mother was the only child of Madame de Ventadour.
Her siblings included Louise Françoise, Duchess of La Meilleraye (married a grandson of Hortense Mancini and present ancestress of the Prince of Monaco) Jules, Prince of Soubise, Marie Isabelle, Duchess of Tallard, Governess of the Children of France. Her uncle was the Bishop of Strasbourg.
She was baptised with the names Louise Gabrielle Julie on 13 August. She was known as Louise de Rohan. Her uncle was the Bishop of Strasbourg, alleged son of Louis XIV.
Louise de Rohan was engaged to her cousin Hercule Mériadec de Rohan, who was the son and heir of Charles III, Prince of Guéméné and Charlotte Élisabeth de Cochefilet. They were married on 4 August 1718 at Jouarre Abbey where her older sister Charlotte Armande was Abbess.
Louise presented her daughter, Charlotte Louise, to Louis XV and the queen, Marie Leszczyńska on 26 October 1737 at Fontainebleau. Two days later Charlotte Louise married the Italian Prince of Masserano. The Prince of Masserano was the Spanish ambassador in London.She died at Chevilly, Loiret on 20 August 1780.
She owned the Manoir de Launay which she bought in 1747.[1]