He received his early training in Lyon under the painter Claude Idoux, with whom he later worked on the famous windows of the Church of Baccarat, Meurthe-et-Moselle, France.

[2] In 1947, Reynard moved to Paris, where he studied at the École Nationale Supérieure des Beaux-Arts, and in the ateliers of Fernand Léger and Jean Souverbie.

Throughout the early to mid-1960s, Reynard taught drawing at the Écoles d'Art Américaines at Fontainebleau, and at schools in Besançon and Angers.

After moving to the United States in 1968, he painted a number of murals throughout the Northeast, including one at 100 Park Avenue in Manhattan, and another at Harvard University.

[4] Reynard's first marriage was to the artist Josée Tenas, with whom he had two sons, Antoine and Nicolas.