Charles II of Lalaing (Lallaing? 1506 – Brussels november 23, 1558) was Count of Lalaing, Lord of Escornaix and stadtholder of the County of Hainaut.
He was the eldest son of Charles I de Lalaing (died 1525) and Jacqueline of Luxemburg-Fiennes (died 1511), and succeeded his father as second Count of Lalaing. His younger brother was Philip de Lalaing (1510-1555), Count of Hoogstraten and Stadtholder of Guelders, Zutphen and Jülich.
Charles married on August 30, 1528 with Margaret of Croÿ (died 1549), daughter of Charles I of Croÿ-Chimay.
They had 13 childeren of which 12 died young, except :
After Margaret's death, Charles remarried in 1550 with Marie of Montmorency. They had 4 children :
At the age of 25, Charles became a Knight in the Order of the Golden Fleece. In 1540 he became a member of the Privy Council (Raad van State) and in 1544 head of Finance. Charles was also Stadtholder of Hainaut. When the Governor of the Netherlands, Emmanuel Philibert, Duke of Savoy, left for Italy in 1557 to fight the French in the Italian War of 1551–1559, Charles became his temporary substitute.