Tom Willis was born 27 April 1841 in Montrose, Lee County, Iowa to William Wesley Willis (1811-1872) and Margaret Jane Willis (1812-1850) and died 4 April 1900 Nauvoo, Hancock County, Illinois of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| Omer Pratt Willis (1867-1868) | |||
| Bertha Louisa Willis (1868-1869) | |||
| Thomas Tylman Willis (1870-1916) | |||
| Wesley Addison Willis (1872-1893) | |||
| Joseph Willard Willis (1873-1893) | |||
| Ralph Stanley Willis (1876-1914) | |||
| Ellen Josephine Willis (1878-1879) | |||
| Hugh Christie Willis (1879-1890) | |||
| Patric Louis Willis (1884-1884) | |||
Siblings
| Name | Birth | Death | Joined with |
| Ann Cherry Willis (1834-1910) | |||
| John Henry Willis (1835-1888) | |||
| Mary Lucretia Willis (1837-1912) | |||
| Lemuel Merrill Willis (1839-1878) | |||
| Thomas Tillman Willis (1841-1900) | 27 April 1841 Montrose, Lee County, Iowa | 4 April 1900 Nauvoo, Hancock County, Illinois | Ann Louisa Pratt (1840-1924) |
| Josephine Willis (1844-1904) | |||
| William Wesley Willis (1846-1917) | |||
| George Andrew Willis (1848-1928) | |||
| Margaret Jane Willis (1850-1855) | |||