Siegfried was the son of Salentin III von Isenburg-Grenzau and Mechtild von Kovern. The date and place of his birth have not been found.
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Salentin III von Isenburg-Grenzau |
II Salentin von Isenburg-Grenzau |
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Agnes von Runkel-Westerburg |
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Mechtild von Kovern |
Robin von der Neuerburg |
Friedrich II von der Neuerburg |
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Ermengard von Esch |
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Elisabeth von Eppstein |
sir Gottfried III (IV) von Eppstein |
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Mathilde von Isenburg-Braunsberg |
Note 1
priest