Margaret Ada Adam Henderson was born 12 August 1816 in Calder, Lanarkshire, Scotland, United Kingdom to William Thom MacDonald Adam (1793-1875) and Isabel Glen Laird (1794-1844) and died 2 August 1900 San Bernardino County, California, United States of unspecified causes. She married David Henderson (1810-1849) 23 June 1833 in Calder, Lanarkshire, Scotland, United Kingdom.
Children
| Offspring of David Henderson and Margaret Ada Adam (1816-1900) | |||
| Name | Birth | Death | Joined with |
| William McDonald Henderson (1833-1904) | |||
| Isabella Henderson (1835-1890) | |||
| Margaret Victoria Henderson (1837-1921) | |||
| Charles Henderson (1839-1949) | |||
| David Glenn Henderson (1842-1926) | |||
| Jeanette Adam Henderson (1844-1936) | 7 June 1844 Calder, Lanarkshire, Scotland, United Kingdom | 8 December 1936 Ontario, San Bernardino County, California, United States | Thomas Benjamin Walkinshaw (1839-1881) Thomas Benjamin Walkinshaw (1839-1881) William Brown Roberds (1845-1926) |
| Mary Adam Henderson (1848-1904) | 31 May 1848 Brewsterford, Lanarkshire, Scotland, United Kingdom | 24 May 1904 Riverside County, California, United States | Thomas Ashcroft (1852-1936) |
| Charles Henderson (1849-) | |||
