Born in Saint Pierre, Reunion Island on August 23, 1755, Jean Baptiste LISLET GEOFFROY was the son of Jean Baptiste GEOFFROY, engineer of La Compagnie des Indes and Marie Geneviève NIAMA, daughter of Tonca NIAMA, Roi de la GALAM    born on the Senegal River. He arrived on Ile de France in 1771 under the government of François Julien du DRESNAY, Chevalier DESROCHES and took up employment in Civil Engineering. The service record of this man of great science are very impressive, both under the French and British occupation. Genius drafter, he will climb the ladder, will win a commission as a geographer engineer, and will be appointed Captain of the Engineers by the Governor DECAEN. On the proposal of the Duke of ROCHEFOUCAULD, Jean Baptiste LISLET GEOFFROY is elected member correspondent of the Royal Academy of Sciences. In 1801 – Jean Baptiste LISLET GEOFFROY will found the Ile de France Society of Science and Arts, embryo of the Royal Society of Arts and Sciences of Mauritius. After the capitulation of France Island in 1810, as that Commander-in-Chief of the Engineers, Jean Baptiste LISLET GEOFFROY is commissioned by General Charles Mathieu Isidore DECAEN to officially hand over to the new Governor Sir Robert Townsend FARQUHAR the forts, the batteries and everything that depended on his department and in 1816, the British authorities him will entrust the responsibility of the Deposit of Charters and Newspapers of Mauritius, as the position he had held under the French government – an eminently important strategic function that reigns over the secrets of the roads commercial and military maritime. Died in 1836, Jean Baptiste LISLET GEOFFROY is buried in the Western Cemetery in Port Louis.