Nicolas de Byart (also Nicolaus de Byarto) was a French Catholic clergyman, monk, member of the Franciscan or Dominican order, and writer. He worked in Paris around 1250.
Byart, Nicolas de (also Nicolaus de Byarto). "Dictionarius pauperu[m] omnib[us] [ver]bi diuini Predicatorib[us] pernecessari[us] ...". Strasbourg: Knobloch, 1518. 16mo. CCI, (10) leaves. Orig. half-leather binding from the time.