Gregory Joseph O'Connor is an American composer and songwriter. He has composed scores for over 30 television series and has written numerous featured songs for television, films, and commercials. He is a Primetime Emmy winner and a four-time Emmy nominee. He has scored projects including variety, single-camera comedy, multi-camera comedy, animation, one-hour drama, game show, sketch comedy, award show, stand-up, reality, hidden camera, documentary, and virtual reality.