Mary was born about 1838.
"Mary Harris mentioned in the record of Mary H Evans Name: Mary Harris Birthplace: Wales Sex: Female Husband: Lewellyn H. Evans Daughter: Mary H Evans."
"Mary Harris Evans Family Tree Matching Person details Spouse: Llewellyn Evans Children: given name Birth: 1838 Wales Residence: date city, Cook, Illinois, USA
1860 United States Federal Census 1860S View Image Record information. Name Mary Evans Relative given name surname Birth abt 1838 Wales Residence 1860 city, Hamilton, Ohio, USA NAME: Mary Evans AGE: 22 BIRTH YEAR: 1838
1880 United States Federal Census 1880S View Image Record information. Name Mary Evans Birth Abt 1840 Wales Residence 1880 city, Hamilton, Ohio, USA NAME: Mary Evans AGE: 40 BIRTH DATE: Abt 1840."