In 1942, he met Chilina Ciosi (1909-1997), head doctor of a clinic in Font-Romeu and head of a Resistance transit route to Spain. She gave birth to a child on 6 October 1943. To avoid endangering the mother and child, their son was declared "of unknown father and mother" and placed in a nursery until the end of the conflict.Henri Frenay, , Paris, Robert Laffont, 1973, 607 p., p. 286-287 Frenay and Ciosi married after the war, on 25 November 1946.
