Baudouin III Count of Hainault

Baudouin III Count of was born in 1087 in Hainault, Belgium.  Baudouin III Count of's father was Baudouin II Count of Hainault and his mother was Ida de Louvain. He had a brother and four sisters, named Arnulph de, Aleidis de, Ida de, Yolande de and Alix de.  He was the third youngest of the six children.  He died at the age of 33 in 1120.

‌Baudouin III Count of and Yolande von were married in a religious ceremony in 1107.  They had a son and two daughters, named Baudouin IV "Le Batisseur" Count of, Ida (Gertrude) of and Richilda of.