John Frederick Small married twice
1) in 1848 to Mary Matilda Small, Free "Lalla Rookh" 1841 (1815-1860)
2) in 1861 to Louise Henrietta Small (1841-1928)
All of his children are shown as being from his first wife Mary
- 1850 John Frederick Small
- 1854 Matilda Maria Havinden
- 1856 Mary Elizabeth Johnson
- 1860 John Frederick Small
- 1863 Arthur Herbert Small
- 1865 Louisa Henrietta Small, infant
- 1866 Henry Edward Small
- 1869 Louisa Henrietta Small
- 1872 Thomas George Woodford Small
- 1875 Leslie William Australia Small
- 1877 Rowland James Small
- 1880 Morris Chowne Small
- 1884 Hunter Melville Small, infant
Mary is recorded as having died 1 day after the birth of his 3rd child so either her death date is incorrect or the children are attached to the wrong wife.