| 01. Jan Dolfing, b. Thu 11 Sep 1890, Westerbork, Drenthe, Nederland d. Yes, date unknown | > | 02. Klaas Dolfing, b. Thu 15 Sep 1892, Westerbork, Drenthe, Nederland d. Yes, date unknown ▻ Henderkien Hulshof, m. Thu 05 Aug 1915, Borger, Drenthe, Nederland
| > | 03. Jans Dolfing, b. Fri 29 Jan 1897, Elp, Westerbork, Drenthe, Nederland d. Yes, date unknown ▻ Jantina Huizing, m. Sat 27 Sep 1919, Borger, Drenthe, Nederland
| | 04. Jan Dolfing, b. Thu 20 Apr 1899, Westerbork, Drenthe, Nederland d. Mon 19 Nov 1900, Westerbork, Drenthe, Nederland (Age 1 year) | | 05. Jan Dolfing, b. Sat 06 Sep 1902, Westerbork, Drenthe, Nederland d. Fri 07 Apr 1905, Westerbork, Drenthe, Nederland (Age 2 years) | |