Mary REES (daughter of Morgan REES and Mary JOHN)1814, 1815 was born 16 Dec 1816 in Eglwysilan, Glamorganshire, Wales1815, and died date unknown. More About Mary REES: Ancestral File Number: 44RS-FB.1815 Christening: 30 Dec 1816, Eglwysilan, Glamorganshire, Wales.1815