The name Jasper is an American baby name. In American the meaning of the name Jasper is: Jewel. English Meaning: The name Jasper is an English baby name. In English the meaning of the name Jasper is: Master of the treasure.Arabic Meaning: The name Jasper is an Arabic baby name. In Arabic the meaning of the name Jasper is: Keeper of the treasure. French Meaning: The name Jasper is a French baby name.In French the meaning of the name Jasper is: Jasperstone.he name Jasper is an American baby name. In American the meaning of the name Jasper is: Jewel. English Meaning: The name Jasper is an English baby name. In English the meaning of the name Jasper is: Master of the treasure.