Joseph Bartlett, Sr. was born circa 1639 in Plymouth Colony, Plymouth, Plymouth County, Massachusetts to Robert Bartlett (1603-1688) and Mary Warren (1610-1683) and died 13 February 1712 Plymouth, Plymouth County, Massachusetts of unspecified causes. He married Mercy Hyde (c1639-c1658) 1658 in Plymouth County, Massachusetts. He married Hannah Pope (1639-1710) 1660 in Plymouth, Plymouth County, Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Robert Bartlett (1663-1718) | |||
| Joseph Bartlett (1665-1703) | 18 April 1665 Plymouth, Plymouth County, Massachusetts | 9 April 1703 Plymouth, Plymouth County, Massachusetts | Lydia Griswold (1671-1752) |
| Hannah Bartlett (1669-1754) | |||
| Elnathan Bartlett (1671-1714) | |||
| Lydia Bartlett (1671-1714) | |||
| Mary Bartlett (1672-1727) | |||
| Sarah Bartlett (1676-1714) | |||
| John Bartlett (1676-1721) | |||
| Benjamin Bartlett (1679-1717) | |||
Siblings
| Name | Birth | Death | Joined with |
| Benjamin Bartlett (1633-1691) | 6 June 1633 Plymouth Colony, Plymouth, Plymouth County, Massachusetts | 21 August 1691 Duxbury, Plymouth County, Massachusetts | Susanna Jenney (1634-1654) Sarah Brewster (1638-1668) Sissilla Bartlett (1634-) |
| Rebecca Bartlett (1634-1664) | |||
| Mary Bartlett (1635-1692) | |||
| Sarah Bartlett (1637-1680) | |||
| Joseph Bartlett (1639-1712) | 1639 Plymouth Colony, Plymouth, Plymouth County, Massachusetts | 13 February 1712 Plymouth, Plymouth County, Massachusetts | Mercy Hyde (c1639-c1658) Hannah Pope (1639-1710) |
| Elizabeth Bartlett (1643-1713) | 23 May 1643 Plymouth, Plymouth County, Massachusetts | 17 February 1713 Hingham, Plymouth County, Massachusetts | Anthony William Sprague (1635-1719) |
| Lydia Bartlett (1648-1691) | |||
| Mercy Bartlett (1651-1672) | |||