Mario Ramirez, a 46-year-old Hispanic man, was last seen on January 1, 2015, after leaving his home in the Sun Valley neighborhood of Los Angeles. He is 5 feet 6 inches tall and about 185 pounds. His disappearance was reported to the Los Angeles Police Department on March 14, 2015, and the case is listed in NamUs as MP143428.

As of May 2025, no significant developments have been reported and the family remains without closure.

Anyone who knew Mario, saw him in Sun Valley around January 1, 2015, or has information about his whereabouts is asked to contact the Los Angeles Police Department’s Adult Missing Persons Unit at 275-5273.