French master-mason to Kings Charles V (1364–80) and VI (1380–1422) of France. He was involved in work at Notre Dame, Paris, from 1363. Employed at the Louvre, Paris, in 1364, he built the external spiral staircase and made other extensive additions. He was also a consultant at Troyes Cathedral, c.1401, and has been credited with the design of the Château and Chapel of Vincennes (1370s). He designed and built the Chapelle des Célestins (1367–70) and the Collège de Beauvais, Paris (1387), including the chapel.
Henwood (1978);W. Papworth (1887);Sturgis et al. (1901–2)