Joey Murphy is an American screenwriter and television producer, currently working as executive producer for Desperate Housewives.

In the 1990s Murphy wrote episodes of the cartoon Doug, the short lived sitcom The Crew and Cybill Shepherd's sitcom Cybill, the last two for which he also served as producer. When Desperate Housewives begun in 2004, Murphy was one of the staff writers, and for the second year he was promoted co-executive producer. Starting with the first episode of season four, he is now executive producer.

Throughout his career, Murphy has worked with John Pardee, and the two also have written the script to the upcoming remake of Mad Monster Party. He is close friends with Christian McLaughlin and Valerie Ahern.