| Name | Birth date | Death date |
|---|
| Janke Wybrens van der Meulen | 1790 | |
| Jannetje de Ruiter | | |
| Jannetje van Hasenbroek (Jannie) | 22 February 1945 | |
| Jannie Cornelia Holleman | 6 September 1958 | |
| Jannie Haaring | | |
| Janny Jacoba Aalbrecht (Jenny) | 11 October 1957 | |
| Jantje Binnes Kooistra | 1 September 1838 | |
| Japke Eelkes | Abt. 1708 | 30 November 1768 |
| Japke Meinderts | 1761 | |
| Jasper Hendriks van der Heide | 1788 | 2 April 1870 |
| Jaynie Heskes | 25 May 1983 | |
| Jeen Akkerman | 1928 | 26 March 1947 |
| Jeffrey Johannes Noordam | 28 November 1983 | |
| Jelle Diddes | | 1730 |
| Jelle Fokkes van der Meulen | 1744 | 1781 |
| Jelle Geerts van der Meulen | 12 August 1812 | |
| Jelle Harkes van der Meulen | 1785 | 20 July 1868 |
| Jelle Jitses van Leyen | 10 November 1813 | |
| Jelle Jitses van Leyen | 2 February 1815 | |
| Jelle Klazes van der Wal | 26 November 1819 | 31 March 1879 |
| Jelle Kooistra | | |
| Jelle Wybrens van der Meulen | 1792 | |
| Jelske Alberts | | |
| Jelske Baukes van der Heide | 1784 | |
| Jelske Eelkes Boonstra | 19 March 1867 | 2 June 1950 |
| Jelske Kooistra (Jyke) | 1924 | 21 June 1994 |
| Jeltje Dirks | | |
| Jerke Kooistra | | |
| Jerroen Boskma | 30 June 1973 | |
| Jetse Hiddes Pettertilla | | 28 February 1625/26 |
| Jettie Kooistra | | |
| Jim Beitsschat | | |
| Jippe Klases Hoekstra | 1803 | |
| Jitse Jelles van Leyen | 1777 | 8 June 1859 |
| Jitske Douwes Boskma | 30 September 1855 | 20 October 1855 |
| Jitske Fokkes Visser | 1792 | 23 May 1857 |
| Jitske Tjibbes de Haan | 1809 | |
| Jitze Lieppes | | |
| Joannes Maria Jacobs | 18 August 1972 | |
| Joey Heskes | 13 January 1995 | |
| Johanna Adriana Holleman(Joke) | 16 April 1961 | |
| Johanna Boskma | 16 April 1920 | 1 December 1993 |
| Johanna Engelina Maria Gieselbach | 27 July 1960 | |
| Johanna Franckena | 1940 | 1940 |
| Johanna Franckena (Hanny) | 21 January 1944 | 30 June 2003 |
| Johanna Joziena Ouwendijk (Jo) | 29 December 1911 | 10 September 1968 |
| Johanna Maria Boskma (Jopie) | 22 May 1942 | |
| Johanna Martha Renate Haaring | 25 July 1974 | |
| Johanna van der Ploeg | | |
| Johannes Aalbrecht (Joop) | | |
