Holders

• Charles Bonaventure de Longueval, count of Buquoy * 1571
• Felix von Longueval, count of Buquoy
• Ferdinand de Longueval, count of Buquoy * 1915
• Franz Hubertus Maria von Longueval, count of Buquoy * 1944
• Karl Albert von Longueval, count of Buquoy * 1607
• Karl von Longueval, count of Buquoy * 1854
• Karl von Longueval, count of Buquoy * 1961
• Markus von Longueval, count of Buquoy * 1963
• Maximilien de Longueval, count of Buquoy * 1537
• Michael de Longueval, count of Buquoy * 1941
• Nicholas von Longueval, count of Buquoy * 1976
• Rudolf de Longueval, count of Buquoy * 1927
• Susanna von Longueval, countess of Bucquoy * 1673

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