Princess Marie Isabelle of Orléans was born on December 21, 1848, in Neuilly-sur-Seine, France. She was a member of the French royal family, being the daughter of Prince Philippe, Duke of Orléans and Princess Maria Isabel of Brazil. Marie Isabelle was known for her beauty and grace, which made her a prominent figure in the royal circles of her time. In 1864, she married Prince Gaston of Orléans, further strengthening the ties between European royal families. The couple had several children, and Marie Isabelle dedicated her life to her family and charitable works. She passed away on June 6, 1919, leaving a legacy of compassion and service.