
| Sipke Holwerda | |
| G: | 3 feb 1839 | 
| Gorinchem | |
| O: | 11 dec 1847 | 
| Gorinchem | |
| Theodora Caecilia Laura Elizabeth Holwerda | |
| G: | 15 apr 1840 | 
| Gorinchem | |
| O: | 5 jul 1933 | 
| 's-Gravenhage | |
| Ernestine Holwerda | |
| G: | 31 jul 1843 | 
| Gorinchem | |
| O: | 18 okt 1871 | 
| Dordrecht | |
| Jan Hendrik Holwerda | |
| G: | 3 dec 1873 | 
| Schiedam | |
| O: | 4 mrt 1951 | 
| Nijmegen | |
| Petronella Nicolette Jentink | |
| H: | 21 dec 1901 | 
| Leiden | |
| Theodora Ernestine Holwerda | |
| G: | 8 jun 1875 | 
| Schiedam | |
| O: | 21 nov 1879 | 
| Leiden | |
| Antonie Ewoud Jan Holwerda | |
| G: | 21 jul 1845 | 
| Gorinchem | |
| O: | 29 aug 1922 | 
| Leiden | |
| Neeltje Jonkheid | |
| H: | 26 dec 1872 | 
| Gouda | |
| Carolina Louisa Albertina Jongkindt Coninck | |
| H: | 16 mrt 1899 | 
| Leiden | |
| August Wilhelm Philip Holwerda | |
| G: | 23 nov 1883 | 
| Buitenzorg, Ned-Indië | |
| O: | 1 dec 1957 | 
| 's-Gravenhage | |
| Jeannes Augusta Marie van 't Padt | |
| H: | 4 mei 1920 | 
| 's-Gravenhage | |
| Nicolaas Laurens Holwerda | |
| G: | 26 mei 1885 | 
| Buitenzorg, Ned-Indië | |
| O: | 28 apr 1939 | 
| Bodjonegoro, Ned-Indië | |
| Karel Willem Holwerda | |
| G: | 4 mrt 1888 | 
| Buitenzorg, Ned-Indië | |
| O: | 18 jan 1945 | 
| Wassenaar | |
| Nicolaas Laurens Holwerda | |
| G: | 6 apr 1848 | 
| Gorinchem | |
| O: | 13 jun 1934 | 
| 's-Gravenhage | |
| Auguste Wilhelmina Philippina Weitzel | |
| H: | 20 jul 1882 | 
| 's-Gravenhage | |
| Anne Catharine Elisabeth Holwerda | |
| G: | 6 apr 1848 | 
| Gorinchem | |
| O: | 9 apr 1848 | 
| Gorinchem | |
| Anna Catharina Elisabeth Holwerda | |
| G: | 18 okt 1852 | 
| Gorinchem | |
| O: | 11 apr 1939 | 
| Leiden | |
  | 
| Jan Hendrik Holwerda | |
| G: | 16 sep 1805 | 
| 's-Gravenhage | |
| O: | 15 apr 1886 | 
| Oegstgeest | |
| Theodorica Catharina Bertling | |
| G: | 23 aug 1810 | 
| Woerden | |
| H: | 29 apr 1838 | 
| Assen | |