| 1. John Seymour |
 |
| F: |
ca. 1425 |
| S: |
Wolf Hall, Savernake, Wiltshire, England |
| D: |
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| S: |
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| 2. John Seymour |
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| F: |
ca. 1400 |
| S: |
Wolf Hall, Savernake, Wiltshire, England |
| G: |
20 jul. 1424 |
| S: |
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| D: |
20 dec. 1464 |
| S: |
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| 4. Roger Seymour |
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| F: |
1370 |
| S: |
Hatch, Somersetshire, England |
| G: |
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| S: |
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| D: |
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| S: |
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| 8. William Seymour |
=> |
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| F: |
ca. 1342 |
| S: |
Hatch, Somersetshire, England |
| G: |
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| S: |
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| D: |
25 aug. 1391 |
| S: |
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ca. 1425 - 