坚: Sturdy and solid. In names, it often implies a resolute will and an indomitable spirit of perseverance.
宝: The character "宝" originally served as a general term for jade artifacts, later extending to denote all manner of precious items. In names, it often conveys a sense of nobility and rarity.
Meaning: The name signifies strength and preciousness, like a treasure that is unyielding.