George F. "Chip" Johannessen is an American writer, editor, and producer of several popular television series.
Johannessen replaced Clyde Phillips as executive producer and showrunner for the fifth season of DEXTER. He was joined on the series by 24 collaborator Manny Coto. After the fifth season, Johannessen left the crew and was replaced as showrunner by executive producer Scott Buck.
He is credited with work on 24, Moonlight, Millennium, and Beverly Hills, 90210, among others.