Sean O'Keefe was born in Monterey, California, to the former Patricia Carlin and Patrick Gordon O'Keefe, a New Orleans native who became a United States Navy engineer and worked on nuclear submarines.
Sean O'Keefe was born in Monterey, California, to the former Patricia Carlin (died 2010) and Patrick Gordon O'Keefe (born c.1927), both natives of New Orleans. Patrick O'Keefe became a United States Navy engineer and worked on nuclear submarines.