William of Paris may refer to:

William of Paris, an alternative name of William of Æbelholt (c. 1127 – 1203), French-born churchman of Denmark William of Auvergne (bishop), d. 1249, sometimes referred to as William of Paris William of Paris (inquisitor) confessor of Philip IV of France, made inquisitor of France in 1305 Guillaume Boucher (fl. 1240-1254), French-born metalsmith captured by the Mongols sometimes referred to as William of Paris