Despite its name, the Mexican Mafia did not originate in Mexico, and is entirely a U.S. The Mexican Mafia (Spanish: Mafia Mexicana), also known as La eMe (Spanish for 'the M'), is a Mexican American criminal organization in the United States. West Coast and Southwestern U.S., and throughout the federal prison system and California prisons ĭrug trafficking, extortion, illegal gambling, prostitution, assault and murder Organization's name tattooed on member's abdomen.ġ957 65 years ago ( 1957) ĭeuel Vocational Institution, California, United States