De Lalaing family

The House of Lalaing is a noble family from the south of Flanders (Lallaing is currently in France) which played an important role in the history of the County of Hainaut and of the Netherlands.
The current family belongs to the Belgian nobility.
History.
The first known ancestor is Gerard de Forest who lived in the 11th century. Thanks to the wedding of Philipp of Lalaing, 2nd Count of Hoogstraten to Anne Countess of Renneberg, daughter of William, count of Rennenberg and Anne of Culemborg, their descendants inherited multiple important lands and titles.
Family Tree.
Descendants of Othon.
Othon, Lord of Lalaing;<br>"Married to Yolande of Barbançon, Lady of Montigny"
Descendants of the 3rd Count of Hoogstraeten.
Antoine II de Lalaing, 3rd Count of Hoogstraeten(1533–1568) <br>"Married to Eleonore de Montmorency" 
Viscounts of Audenaerde.
This bastard branch of the family descends from Antoine I de Lalaing. They resided between the 15th and 17th century in the House of Lalaing, Oudenaarde. It is believed to be the birthplace of Margaret of Parma.
Philip de Lalaing, Lord of La Mouillerie<br>married to "Florentia Rechem, Lady of Audenaerde".
Counts of Lalaing-Thildoncq.
Maximilien I Joseph, count de Lalaing, 10th Viscount of Audenaerde (+1756);<br>"married to Marie-Catherine de Larchier, Countess of Thildoncq"
Current head branch.
The current family moved back to Belgium.
Charles Maximilien de Lalaing (1857-1919); diplomat.