A woman was run over and killed by a hit-and-run truck in Union Square early today, police said.

Roxanne Sorina Buta, 21, of Queens, was crossing Broadway near East 14th Street, when a blue dump truck making a right-hand turn ran over her about 1:30 a.m., cops said. The truck fled the scene, heading downtown.

EMS rushed the victim to Beth Israel Hospital, where she died.

No arrests have been made.