Alberto Rodríguez is a Mexican professional wrestler signed to WWE and performing under the ring name Alberto Del Rio. He is a former two-time WWE Champion, while also being the 2011 Royal Rumble winner, outlasting 39 other participants to win the largest Royal Rumble match ever, and 2011 Mr. Money in the Bank (Raw). Before working for WWE, Rodriguez used the name Dos Caras, Jr. as both a mixed martial artist and luchador in mostly Mexico and Japan. He worked in both of Mexico's main wrestling promotions and achieved success in Consejo Mundial de Lucha Libre (CMLL), where he is a former CMLL World Heavyweight Champion.

Son of noted luchador Dos Caras, nephew of Mil Máscaras and Sicodelico, and cousin to Sicodelico, Jr. and Hijo de Sicodelico, Rodríguez is part of one of the most well known Mexican wrestling families. His younger brother Guillermo is also signed to WWE under a developmental contract under the ring name Memo Montenegro. The name Dos Caras translates to Two Faces, referring to the symbol of a double headed eagle on his mask.