Background
Dennison was born in Florence, Arizona, the daughter of Mr. and Mistress Carroll Dennison.
Dennison was born in Florence, Arizona, the daughter of Mr. and Mistress Carroll Dennison.
She graduated from Hale Center High School in 1940 and was a stenographer in Tyler.
Her family later lived in San Francisco, California, Santa Barbara, California, and Tyler, Texas.
Dennison was crowned September 12, 1942, after having entered the contest as Mission Texas. She had earlier won both the talent and the swimsuit competitions in the contest. As during World World War II, much of her time was spent visiting "defense plants, hospitals and service camps" and selling war bonds.