Zenna Mae Bridges (neé Schmid) was born December 2, 1928 in Bern, Idaho. Zenna married Marcell Eugene Bridges on November 21, 1947 and had seven children: Eugene Lamont, Julia Ann, Melissa Leigh, David Kevin, Cynthia Marie, Laurie Michele, and Jonathan Charles.

Bridges obtained her high school diploma in Montpelier, Idaho. She has worked as a Court Reporter and as a private secretary. Bridges is the Manager of the Orthopedics Billing Department at the University of Utah Medical Center.