Johnni Black (born January 14, 1968) is an American former pornographic actress, adult model, and film director.

Black was born in Chicago, Illinois and she is of Italian descent. ^[8] She attended Catholic school as a child and she was a captain in the United States Army until May 1, 1996. ^[11] She was stationed in Fort Bragg. ^[9]

Black entered the adult film industry in March 1996 and did her first scene in the film Anal Maniacs 4 for Wicked Pictures. ^[11]

Black previously studied psychology at the University of Illinois. Black married David Johnson (who performs under the name "Michael Black") in October 1995. They served in the army together, she as Army Captain while he served as a non-commissioned officer (Sergeant First Class). Black and her husband founded the Erotic Entertainers Guild in 1998, which campaigned on sexual health issues for workers in the industry.