An unhinged man slugged a 14-year-old girl as she walked to a Queens gym in a shocking unprovoked daytime attack last week, cops and sources said Thursday.

The teen was walking at 184th Street and the Horace Harding Expressway in Fresh Meadows around 11:15 a.m. Nov. 26 when the stranger in a backwards baseball cap punched her in the face without warning, police said.

The girl suffered minor injuries but was not hospitalized, cops said.

Her attacker ran off, heading west on Horace Harding Expressway, police said.

Police released video of the still-at-large ruffian walking on the sidewalk.

In addition to the blue baseball cap, he was last seen wearing a blue jacket, gray pants and gray sneakers, cops said.

Anyone with information on his whereabouts is asked to call the NYPD’s Crime Sto

See Full Page