French commandos landed on D-Day. French airmen flew missions on D-Day and during the Battle of Normandy, and several French ships took part in bombarding the German defences in Normandy. French army units landed later on in the Normandy campaign.
The French Centre for Military Personnel Records holds service records of French personnel.
The French Ministry of Defence’s Historic Service holds records of individuals who served during the Second World War. These include lists of officers which are available to view online. The Historic Service also hold records of French military units during the Second World War, as well as records relating to the French Resistance.
The French Ministry of Defence’s Memoires des Hommes website provides a searchable database of French personnel who were killed during the Second World War that shows where they are buried.
If you are researching a serviceman who was held as a prisoner the International Red Cross hold records of all twentieth century Prisoners of War.
The Memorial de Caen holds various records related to the Second World War, including the French Resistance, collaboration, deportation and Free French units.