Mary Ellen was the third born child of William and Etheldra Clement.
She is listed on the 1880 Wise Co. TX Census with her parents and two brothers, R.E. (Robert) age 9, and T. L. (Levi) age 7, both born inAR. Mary Ellen is listed as M.E. , age 4, daughter, born in TX.
Sometime before 1887 the family moved to Vinyard, Jack Co. TX. While living there, Mary Ellen married George Swetnam 8 Dec 1892.
The following year on September 1,1893, she gave birth to her only child, Jesse William Swetnam. She died 3 weeks later from complications of the birth.
She is buried in Wizard Wells Cemetery beside her two siblings, infant twins of her parents who died at birth when Mary Ellen was about10 years old.
In Etheldra's Bible, she spelled her daughter's name "Merrie Elen".