Jakob was the son of Filips Lamoral van Horne-Houtekercke and Dorothea Johanna de Ligne-Arenberg. The date and place of his birth have not been found.
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Filips Lamoral van Horne-Houtekercke |
Lamoral van Horne-Houtekercke |
Georg van Horne-Houtekercke |
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Eleonore van Egmond |
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Juliana de Mérode-Westerloo |
Jean IX de Mérode-Petershem |
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Margareta van Pallandt |
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Dorothea Johanna de Ligne-Arenberg |
Charles de Ligne-Arenberg |
Jean de Ligne-Barbançon |
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Margarete von der Marck |
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Anne de Croÿ |
Philippe III de Croÿ |
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Jeanne Henriette van Halewyn |
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