Father:
- Thomas Farnham (*? - †1888)
Mother:
- Mary Dibble (*? - †1877)
Siblings:
- Eliza Down (*? - †?)
- Joseph Down (*? - †?)
- Emily Farnham (*? - †?)
- Charlotte Farnham (*? - †?)
- Mary Jane Farnham (*? - †1910)
- Susan Farnham (*? - †1881)
- Edwin Farnham (*? - †?)
- Louisa Farnham (*? - †?)
- George Farnham (*1845 - †1885)
Wives:
- Lavinia Rendle (*1840 - †?)
- Sarah Ann Bridle (*? - †?)
Children:
- Charlotte Farnham (*? - †?)
- Rosetta Farnham (*? - †?)
- Henry Farnham (*? - †?)
- William Farnham (*? - †?)
- Frederick Farnham (*? - †?)
- Mary Ann Farnham (*? - †?)
- Fred Farnham (*? - †?)
- Arthur Charles Farnham (*? - †1916)
- Mary Ann Farnham (*? - †?)
- Louisa Farnham (*? - †?)
Notes:
a) Lavinia Rendle is mother of: Charlotte Farnham (*?), Rosetta Farnham (*?), Henry Farnham (*?), William Farnham (*?), Frederick Farnham (*?), Mary Ann Farnham (*?), Fred Farnham (*?), Mary Ann Farnham (*?) and Louisa Farnham (*?)
b) Sarah Ann Bridle is mother of: Arthur Charles Farnham (*?)