Roseanne Barr
Roseanne was born to a Jewish family in Salt Lake City, Utah. From the age of 6 until she was 16 years old she was also active as a Latter-day Saint; however, because of conflict with her grandmother, she was not actually baptized. In later years she became more committed to Judaism.
Source: Excerpts from the autobiography of Roseanne about growing up as a Latter-day Saint, LDS Film