Authorities say the incident was reported just after 7 p.m. when an SUV driving southbound on Midcounty Highway near Pier Point Place struck 62-year-old Adonias Gomez.
Gomez was hospitalized but later died from his injuries.
The driver of the SUV has been identified. He and a female passenger were not injured.
This investigation is continuing at this time. Anyone with information is asked to call the Collision Reconstruction Unit at 240-773-6620.