Berthilde Roche

Berthilde Roche was an American witch and one of the original twelve Aurors in the Magical Congress of the United States of America.

Etymology
Berthilde is a variant of the name Berthild, meaning "bright battle" and being derived from Old High German elements.

Roche is a French cognate of Roach, which is derived from the Middle English and Old French word for "rock".