Officers responded to a report of a shooting at Club Anton, located at 428 Third St. in Jack London Square, at about 1:20 a.m., Officer R. Bowden said.
When officers arrived, they found a man suffering from at least one gunshot wound. He was pronounced dead at the scene, Bowden said.
No arrests were made. No suspect information was immediately available, she said.
Police are continuing to investigate the shooting.