| Name | Death date | Birth location | Marriage date | Age at death |
| John Henry Peizel | WFT Est. 1784-1873 | | | 1 est. |
| John Hess | WFT Est. 1756-1808 | Hanswischen, Lenneberg | January 1739/40 | 39 est. |
| John Hickman Armstrong | | | | |
| John Hoffman Adams | March 29, 1952 | Alledonia, Ohio | | 64 |
| John Houser | WFT Est. 1823-1872 | | WFT Est. 1811-1843 | 43 est. |
| John Huff | | | | |
| John Hughes | | | June 04, 1767 | |
| John J McGrew | | Island Creek Twp., Jefferson, OH | | |
| John J. Lorah | July 19, 1910 | Girard Manor, Union Twp., Schuylkill, Pa. | | 69 est. |
| John J. Stillian | | | | |
| John Jacob Boyer | WFT Est. 1775-1864 | Northampton, Pa. | | 1 est. |
| John Jacob Christ | November 03, 1861 | Nazareth, Nazareth Twp, Northampton, Pa. | July 30, 1807 | 80 |
| John Jacob Hack | WFT Est. 1780-1882 | | | 6 est. |
| John Jacob Knauss | August 08, 1828 | | | 15 |
| John Jacob Leibensperger | November 03, 1822 | Pa. | WFT Est. 1788-1815 | 67 |
| John Jacob Meyer | WFT Est. 1778-1867 | Northampton, Pa. | | 1 est. |
| John Jacob Wotring | WFT Est. 1721-1810 | | | 1 est. |
| John Johnson | | | | |
| John Johnson | WFT Est. 1842-1891 | | WFT Est. 1831-1866 | 42 est. |
| John Johnston | | | | |
| John Jones | | | | |
| John Jones | February 14, 1862 | MD | January 27, 1819 | 84 est. |
| John Joseph Wotring | WFT Est. 1727-1816 | | | 1 est. |
| John Jr. Smith | | | 1799 | |
| John Jr. Snider | 1823 | *the 91780 has no slash, presuming it means Sept. | July 27, 1804 | 43 est. |
| John Kelley | March 16, 1932 | | | 60 |
| John Kelly | | | | |
| John Kiefer | 1918 | | WFT Est. 1875-1907 | 74 est. |
| John Kiefer | WFT Est. 1865-1954 | | | 1 est. |
| John Kincaid | Aft. 1953 | Pa. | | 78 est. |
| John Kincaid | April 06, 1927 | Salisbury Twp, Lehigh, Pa. | November 18, 1866 | 79 |
| John King | | | | |
| John Klase | WFT Est. 1837-1926 | Pa. | | 1 est. |
| John Klee | WFT Est. 1756-1845 | | | 1 est. |
| John Klepacz | | | | |
| John Knauss | WFT Est. 1748-1837 | | | 1 est. |
| John Knauss | January 21, 1866 | Lehigh, Pa. | | 71 |
| John Knight | | | Bef. 1751 | |
| John Koch | WFT Est. 1840-1929 | Pa. | | 1 est. |
| John Konecki | | Poland | | |
| John Konecki | | ohio | | |
| John Kugler | Aft. 1913 | | | 86 est. |
| John Kugler | January 24, 1892 | Beaver, Pa. | September 16, 1830 | 89 |
| John Kugler Getty | October 07, 1911 | Charlestown Twp, Chester, Pa. | | 85 |
| John L RATLIFF | | Born: 1 ??? 1884 Place: Sand Fork, Gilmer Co., WV | | |
| John L. Lorah | WFT Est. 1867-1956 | East Union Twp., Schuylkill, Pa. | | 1 est. |
| John Ladd Howell | | | July 23, 1761 | |
| John Laubach | 1830 | | | 64 est. |
| John Laubach | March 22, 1869 | | | 72 |
| John Laubach | WFT Est. 1804-1893 | | | 1 est. |