1170) was a Norman nobleman in the Kingdom of Sicily appointed count of Molise and chancellor by the queen regent Margaret of Navarre.
He joined the conspiracy of Matthew Bonnellus in 1161, but when Simon of Taranto and Tancred of Lecce assaulted the palace and William was arrested, Richard put his body between certain especially violent knights and saved the king's life.
She gave him the old and important county of Molise and the chancellery because she trusted his loyalty to the royal family.
However, these claims were probably intended by his enemies solely to provoke the queen's brother, Henry, Count of Montescaglioso, into acting against Richard.
A jury of his peers was assembled and found him guilty of illegally retaining the lands after the flight of the caïd Peter.