Singer, actress and author famous for singles like "Girl of the Month Club" and her roles in films like the 1969 western Young Billy Young. She is also known for being the daughter of Dean Martin, member of the legendary Rat Pack and host of The Dean Martin Show.
Growing up around the Rat Pack inspired her to pursue a career in entertainment. She began performing regularly on her father's show in 1966.
She founded the health-focused company Bodies by Deana and released a popular workout video called The Deana Martin Total Body Workout.
She married producer John Griffeth. Her mother is Dean Martin's first wife, Elizabeth MacDonald.
She sang on a number of hit recordings produced and written by Lee Hazlewood.