Zephaniah Clawson was born 13 May 1798 in Utica, Oneida County, New York, United States to John Clawson (1762-1821) and Elizabeth Martin (1768-1830) and died September 1841 Ohio River, Adams County, Ohio, United States of unspecified causes. He married Catherine Reese (1804-1860) 8 January 1824 in Utica, Oneida County, New York, United States.
Children
| Name | Birth | Death | Joined with |
| Susanah Clawson (1825-1826) | |||
| Hiram Bradley Clawson (1826-1912) | 7 November 1826 Utica, Oneida County, New York | 29 March 1912 Salt Lake City, Salt Lake County, Utah | Ellen Curtis Spencer (1832-1896) Margaret Gay Judd (1831-1912) Alice Young (1839-1874) Emily Augusta Young (1849-1926) |
| John Reese Clawson (1828-1872) | |||
| Louisa P Clawson (1831-1832) | |||
| Helen Cordelia Clawson (1835-1884) | |||
| Harriet Cornelia Clawson (1840-1911) | |||
Siblings