 | Freerk Groenewold (1869-1954) 
|
 | Knelske Looijenga (1871-1950)
|
| Klaas Jacob Groenewold (1902- ) |
| Freerk Jan Groenewold (1904-1905) |
| Freerk Jan Groenewold (1907- ) |
| Jacob Kornelis Groenewold (1908- ) |
| Aukina Groenewold (1911- ) |
| Rienke Klaas Groenewold (1901- )
|
| Frouktje Merregien Mojet (1901- )
|
