Narcissism is a personality construct that has numerous measuring instruments; even though a multidimensional approach has been proposed, the majority of these instruments are one-dimensional measures. Recently, one of the few measures that captures simultaneously multiple traits of narcissism and its two mayor general expressions: vulnerable narcissism and grandiose narcissism, is the Five-Factor Narcissism Inventory (FFNI). Even with the growing research that uses this inventory, Spanish speaking populations do not count with an adaptation to their language. For this reason, a Spanish adaptation of the FFNI in its 60-item short form (FFNI-SF) was assessed, with its corresponding psychometric analysis included. Once translated, through a “snowball” method, the inventory was administrated via online. The final sample consisted in a total of 156 students from a private university, fro...