Sandi Griffiths was born on August 1, 1946 in Los Angeles, California, USA as Sandi Jensen. She has been married to Brent Griffiths since 1969. They have seven children.
Started on The Lawrence Welk Show (1955) as one half of the duo, Sandi and Sally, with her Brigham Young University classmate, Sally Flynn. After Sally left the show, Sandi then became part of the group, Sandi, Gail and Mary Lou, with Gail Farrell and Mary Lou Metzger.