American biographer
Mary Young Ridenbaugh (c. 1834 in Shelby County, Kentucky – c. 1941) was an American biographer and novelist, best remembered for her novel "Enola; Or, Her Fatal Mistake" (1886). ;ref name="Ridenbaugh/1886/Enola" ; ;/ref ; 
Career.
Ridenbaugh's works include: 
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Selected Reprints from "Biography of Ephraim McDowell":
Personal life.
She was the granddaughter of Ephraim McDowell and the wife of William Ridenbaugh. She was also known as Mary Thompson Valentine and Mary Thompson Young.
References.
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