MARY ANN GRAHAM, daughter of JOHN GRAHAM and MARY PENNINGTON, was born in 1802 in North Carolina, USA. She died in 1870 in Missouri, USA. She married SAMUEL DOAK LAMB on 23 March 1820 in Madison County, Alabama, USA. He was born in 1796 in North Carolina, USA. He died before 1860 in Missouri, USA.

Samuel Doak Lamb and Mary Ann Graham had the following children:

1. NANCY M LAMB was born in 1824 in Jackson County, Alabama, USA. She died in 1879 in Wayne County, Missouri, USA. She married JAMES MATT CLAY on 09 June 1843 in Winchester, Franklin County, Tennessee, USA. He was born on 29 October 1822 in Jackson County, Alabama, USA. He died in 1864 in Kelow Valley, Wayne County, Missouri, USA.
2. WILLIAM R LAMB was born in 1826 in Jackson County, Alabama, USA. He died about 1862 in the Civil War. He married LOUISA about 1848. She was born about 1832 in Alabama, USA.