QuesadaSpanish Habitational name from Quesada, a place in Jaén in southern Spain. The place name is of uncertain derivation; it could be connected to Old Spanish requexada meaning "corner, tight spot".
VernonEnglish Locational name in the Eure region of Normandy, from the Gaulish element vern"alder (tree)" with the genitive case maker onis.