Karen Jean Morrison-Comstock (born August 4, 1954) is an American model and beauty pageant titleholder who was crowned Miss USA 1974.

Comstock entered the Miss Illinois USA pageant at the suggestion of her modeling agency who owned the franchise and her sister who encouraged her to participate.

[1] Comstock represented the United States in the Miss Universe pageant broadcast from Manila in the Philippines two months after winning her national title.

[5] During her reign she traveled extensively and met celebrities, including Jack Lemmon, Bobby Vinton, Omar Sharif and Joe Namath.

[1][4] In 1976 she returned home to Illinois, embraced fundamentalist Protestant Christianity and toured the United States representing a non-profit organization called Sharing Ministries.