Lothar was the son of Simon I von Sponheim-Kreuznach and Margarethe von Hengebach. The date and place of his birth have not been found.
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Simon I von Sponheim-Kreuznach |
Gottfried III von Sponheim |
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Adelheid von Sayn |
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Margarethe von Hengebach |
Eberhard III von Hengebach |
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Elisabeth von Ahr-Hochstaden |
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