Investigators say gunfire broke out during a domestic dispute around 3:00 a.m. on the 500 block of Haws Alley near Chain Street.
Upon arrival, responding officers found three people suffering gunshot wounds.
24-year-old Jesus Medarono was pronounced dead at the scene.
A 29-year old female and a 23-year old male, were both taken to area hospitals for treatment. There is no word on their conditions.
No arrests have been made at this time but sources tell Action News that investigators are following several solid leads.
Anyone with information is asked to contact Norristown Police at 610-270-0977 or Montgomery County Detectives at 610-278-3368.