Grant married her husband, actor Chad Everett, in a ceremony held on May 22, 1966, in Tucson, Arizona. Chad Everett had been on location in Tucson filming the 1967 movie Return of the Gunfighter at the time of their wedding. They had two daughters, Kate and Shannon. Grant appeared in her husband's television series Medical Center, in which he portrayed Dr. Joe Gannon from 1969 to 1976.