The 2019 CMLL Día de Muertos is two professional wrestling supercard events, scripted and produced by the Mexican Lucha Libre promotion Consejo Mundial de Lucha Libre (CMLL), held to celebrate the Mexican Day of the Dead. The shows took place on November 1 and November 3, 2019 in CMLL's main venue, Arena México, in Mexico City, Mexico. Many of the wrestlers working the shows wore traditional Día de Muertos face and body paint for the event. Losing wrestlers from each show were dragged to El Inframundo by a group of wrestlers dressed up as minions of the ruler of the underworld. It was the sixth annual Día de Muertos celebration hosted by CMLL.

Atlantis Jr. is the ring name of a Mexican luchador enmascarado who is currently working for the Consejo Mundial de Lucha Libre (CMLL), where he is the current NWA World Historic Light Heavyweight Champion, and one-third of the CMLL World Trios Champion. He portrays a tecnico wrestling character.