Francois Joseph Louis de Lannoy
- Deceased on March 23, 1726
Parents
- Ignace Philippe de Lannoy (1650 - 1715), comte de Beaurepaire
- Marie Françoise Coloma (1656 - )
Family
- Married in May 1720, with Marguerite Madeleine de Clermont (1684 - 1768), comtesse de Beaurepaire