William Buckingham was born 2 June 1734 in Birmingham County, Pennsylvania, USA to William Buckingham (1701-1789) and Jane James (1704-1790) and died 23 June 1827 Pennsylvania, USA of unspecified causes. He married Jane Jones (1744-1826) 7 December 1762 in New Castle County, Delaware, United States.
Children
| Name | Birth | Death | Joined with |
| Catherine Buckingham (1767-1851) | 22 August 1767 Delaware, USA | 1851 Ohio, USA | Jonathan Nathan Mundell (1754-1835) |
Siblings
| Name | Birth | Death | Joined with |
| William Buckingham (1734-1827) | 2 June 1734 Birmingham County, Pennsylvania, USA | 23 June 1827 Pennsylvania, USA | Jane Jones (1744-1826) |