One of the leaders of Los Pepes was Diego Murillo Bejarano (also known as "Don Berna"), a former Medellín Cartel associate who became a rival drug kingpin and eventually emerged as a leader of one of the most powerful factions within the Self-Defence of Colombia.
En af lederne af Los Pepes var Diego Murillo Bejarano (også kendt som "Don Berna"), en tidligere Medellín-kartellet associeret som blev en rivaliserende narkobaron, og i sidste ende vist sig som en leder af en af de mest magtfulde fraktioner inden for Autodefensas Unidas de Colombia.