Francis Marion Smith was born 24 February 1862 in Van Wert, Van Wert County, Ohio to Hyrum Harrison Smith (1836-1893) and Euphemia Mossman (1840-1915) and died 2 April 1926 Payson, Utah County, Utah of unspecified causes. He married Sarah Ophelia Haines (1867-1940) 17 September 1883 in St. John, Stafford County, Kansas.
Children
| Name | Birth | Death | Joined with |
| Edith I Smith (1884-1901) | |||
| Raymond Everett Smith (1887-1947) | 22 May 1887 Saint John, Stafford County, Kansas | 1 August 1947 Los Angeles, Los Angeles County, California | Annie Amelia Anderson Smith (1888-1968) |
| Harvey Irving Smith (1889-1961) | |||
| Zula Smith (1896-1987) | |||
| Ralph Dean Smith (1899-1932) | |||
| Floyd Marion Smith (1901-1949) | |||
| Harold Hyrum Smith (1903-1985) | |||
Siblings
| Name | Birth | Death | Joined with |
| Lewis Morgan Smith (1858-1878) | |||
| Martha Estella Smith (1860-1913) | |||
| Francis Marion Smith (1862-1926) | 24 February 1862 Van Wert, Van Wert County, Ohio | 2 April 1926 Payson, Utah County, Utah | Sarah Ophelia Haines (1867-1940) |
| Levi William Smith (1864-1928) | |||
| Benjamin Franklin Smith (1866-1919) | |||
| Emma Jane Smith (1869-1871) | |||
| Aaron P Smith (1870-1931) | |||
| Daisy May Smith (1872-1873) | |||
| Dorsey May Smith (1872-1873) | |||
| Harry Raymond Smith (1874-1920) | |||
| Hiram Valentine Smith (1876-1908) | |||
| John Wesley Smith (1880-1946) | |||