Claude Marie Marc Boucherville de Baissac, DSO and bar, CdeG, known as Claude de Baissac or by his codename David was a Mauritian of French descent who was an agent of the United Kingdom's clandestine Special Operations Executive (SOE) organization in France during World War II. The purpose of SOE was to conduct espionage, sabotage, and reconnaissance in countries occupied by the Axis powers, especially Nazi Germany. SOE agents allied themselves with resistance groups and supplied them with weapons and equipment parachuted in from England.

Lise Marie Jeanette de Baissac MBE CdeG, code names Odile and Marguerite, was a Mauritian agent in the United Kingdom's clandestine Special Operations Executive (SOE) organization in France during World War II. The purpose of SOE was to conduct espionage, sabotage, and reconnaissance in countries occupied by the Axis powers, especially Nazi Germany. SOE agents allied themselves with resistance groups and supplied them with weapons and equipment parachuted in from England.