Four people were killed in unrelated weekend traffic crashes in Jefferson County.

The Jefferson County Coroner’s Office identified the victims as Phillip Ray Thompson, 78, Alfonso Ray Lewis, 26, Darek Devella Smart, 53 and Adrianna Capri Johnson, 20.

The first crash happened Friday afternoon in the 7800 block of Bethel Road in Dora. According to authorities, Thompson, who also lived in Dora, was traveling east on Bethel Road when he lost control of his 2003 Chevrolet Cavalier, hit a concrete drain, and overturned.

The car came to a rest upside down and Thompson was pronounced dead on the scene at 12:45 p.m.

Later Friday, Lewis, of Birmingham, was killed on Oporto-Madrid Boulevard. Chief Deputy Coroner Bill Yates said Birmingham police had tried to stop Lewis for a traffic violation, but he fled. Officers did not pursue him.

About two minutes later, Lewis crashed in the 7800 block of Oporto-Madrid Boulevard. He struck a utility pole and was ejected from his vehicle. He was found in the middle of the roadway and pronounced dead on the scene at 10:06 p.m.

Smart, also of Birmingham, was killed in a single-vehicle crash Sunday morning in the 1800 block of Bessemer Road. Authorities said he was driving southbound when, for unknown reason, he lost control of his 2018 Chevrolet Silverado and crashed into a utility pole.

The wreck happened at 7:36 a.m. and Smart was pronounced dead on the scene at 7:56 a.m.

On Sunday afternoon, Johnson was killed while riding her motorcycle in the 1300 block of 20th Street South. Yates said she lost control of her motorcycle and crashed at 3:05 p.m., ending up near a curb.

She was taken to UAB Hospital’s Trauma Center where she was pronounced dead at 3:43 p.m.