| 1. Heiko Udema |
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| G: |
08 sep 1903 |
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| O: |
27 nov 1927 |
| te: |
Oostwold, Groningen, Nederland |
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| 2. Jan Udema |
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| G: |
27 jan 1877 |
| te: |
Midwolda, Groningen, Nederland |
| H: |
20 okt 1899 |
| te: |
Midwolda, Groningen, Nederland |
| O: |
16 sep 1955 |
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| 3. Elizabeth Sportel |
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| G: |
26 feb 1880 |
| te: |
Oostwold, Groningen, Nederland |
| O: |
22 jan 1959 |
| te: |
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| 6. Hindrik Sportel |
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| G: |
20 apr 1855 |
| te: |
Midwolda, Groningen, Nederland |
| H: |
06 okt 1879 |
| te: |
Midwolda, Groningen, Nederland |
| O: |
01 jan 1911 |
| te: |
Midwolda, Groningen, Nederland |
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| 12. Aapko Hindriks Sportel |
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| G: |
18 okt 1821 |
| te: |
Midwolda, Groningen, Nederland |
| H: |
14 mei 1847 |
| te: |
Midwolda, Groningen, Nederland |
| O: |
18 nov 1915 |
| te: |
Midwolda, Groningen, Nederland |
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| 13. Elizabeth de Vrieze |
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| G: |
05 sep 1821 |
| te: |
Oude Pekela, Groningen, Nederland |
| O: |
07 okt 1875 |
| te: |
Midwolda, Groningen, Nederland |
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| 7. Albertje Bruins |
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| G: |
26 jul 1857 |
| te: |
Oostwold, Groningen, Nederland |
| O: |
08 aug 1892 |
| te: |
Midwolda, Groningen, Nederland |
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| 14. Gunster Bruins |
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| G: |
03 okt 1834 |
| te: |
Beerta, Groningen, Nederland |
| H: |
12 jun 1857 |
| te: |
Midwolda, Groningen, Nederland |
| O: |
10 jul 1879 |
| te: |
Oostwold, Groningen, Nederland |
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| 15. Antje Klaas Baas |
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| G: |
06 okt 1833 |
| te: |
Oostwold, Groningen, Nederland |
| O: |
11 okt 1906 |
| te: |
Oostwold, Groningen, Nederland |
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1903 - 1927 (24 jaar)