Biography
William Long was born circa 1715 in Harwich, Barnstable County, Massachusetts, United States to William Long (c1680-1766) and Bridget Eldred (1664-1735) and died 16 March 1775 Harwich, Barnstable County, Massachusetts, United States of unspecified causes. He married Sarah Cahoon (1719-1773) 14 January 1737 in Harwich, Barnstable County, Massachusetts, United States.
Children
| Name | Birth | Death | Joined with |
| John Long (1738-1810) | |||
| Harriett Long (1739-1841) | |||
| Elisabeth Long (1741-) | |||
| William Long (1744-1806) | |||
| Susannah Long (c1746-) | |||
| Thankful Long (1749-1789) | 1 October 1749 Harwich, Barnstable County, Massachusetts, United States | 1789 Liverpool, Nova Scotia, Canada | John Nickerson (1745-1838) |
| Susannah Long (1752-1835) | |||
| Mary Long (1753-bef1755) | |||
| Susannah Long (1755-1835) | |||
| Elizabeth Long (c1756-) | |||
| John Long (c1758-) | |||
| Levi Long (c1759-1826) | |||
Footnotes (including sources)
| ‡ General |
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