Children |
| 1. Harke Klazes Cuperij, b. 31 Mar 1866, Westdongeradeel, FR, NLD d. 1937 (Age 70 years) |
| 2. Pieter Klazes Cuperij, b. 14 Apr 1867, Hiaure, Westdongeradeel, FR, NLD d. 1924 (Age 56 years) |
| 3. Eelke Klazes Cuperij, b. 10 Dec 1869, Westdongeradeel, FR, NLD d. Bef 1873 (Age < 3 years) |
| 4. Eelkje Klazes Cuperij, b. 28 Jun 1871, Westdongeradeel, FR, NLD |
| 5. Eelke Klazes Cuperij, b. 03 Jan 1873, Westdongeradeel, FR, NLD d. 1940 (Age 66 years) |
| 6. Dirkje Klazes Cuperij, b. 10 May 1875, Hiaure, Westdongeradeel, FR, NLD d. 05 Jul 1958, Friesland, WI, USA (Age 83 years) |
| 7. Grietje Klazes Cuperij, b. 23 Mar 1879, Hiaure, Westdongeradeel, FR, NLD d. 07 Dec 1963, Waupun, Dodge, WI, USA (Age 84 years) |
| 8. Sarah Klazes Cuperij, b. 25 Jun 1881, Randolph, WI, USA d. 25 Sep 1934 (Age 53 years) |
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