Juan Manuel González Barrón is a Mexican Luchador Enmascarado (Spanish for "Masked professional wrestler") who is best known under the ring name Dr. Wagner Jr. As Dr. Wagner Jr. he has worked mainly in Mexico for Consejo Mundial de Lucha Libre (CMLL) and Asistencia Asesoría y Administración (AAA), Mexico's two largest professional wrestling promotions as well as working for several Japanese promotions including New Japan Pro Wrestling (NJPW). Gonzalez is the son of professional wrestler Dr. Wagner, brother of Silver King and the father of recently debuted professional wrestler El Hijo de Dr. Wagner.Known for his catchphrase during promos, "bien, bien, bien" (good, good, good).