József Fáy was born 1722 to István Fáy (c1670-c1730) and Mária Szentpétery (c1700-c1770) and died 1785 of unspecified causes. He married Zsuzsanna Ragályi (c1725-c1790) .
Children
| Name | Birth | Death | Joined with |
| Mária Fáy (c1745-c1800) | |||
| Benedek Fáy (1751-c1820) | |||
| Antal Fáy (1758-1827) | |||
| Zsuzsanna Fáy (1765-1820) | |||
Siblings
| Name | Birth | Death | Joined with |
| József Fáy (c1706-1738) | 1706 | 1738 | |
| Borbála Fáy (c1708-c1775) | 1708 | 1775 | László Ragályi (c1700-1759) György Nébeszt (c1700-c1765) Antal Roll (c1710-c1780) |
| István Fáy (c1710-c1780) | 1710 | 1780 | Anna Tussay (c1720-1781) |
| Sámuel Fáy (c1715-c1780) | 1715 | 1780 | Ilona Tussay (1727-1774) |
| Name | Birth | Death | Joined with |
| Zsuzsanna Fáy (c1720-c1780) | 1720 | 1780 | Péter Anthony (c1710-c1770) |
| József Fáy (c1722-c1785) | 1722 | 1785 | Zsuzsanna Ragályi (c1725-c1790) |
| Zsigmond Fáy (c1725-c1790) | 1725 | 1790 | Mária Szilassy (c1730-c1800) |