The familyname de Ridder is popular in teh Netherlands. Do you have first names for her father, or the birth familyname of her mother. That might help where in the Netherlands she might come from. There are at least 249 grooms in the Netherlands in the period 1811-1850. When you know her mothers maiden name there might be just 1.
Her first name might also help as the first name of a daughhter the same one as the one of her grandmother of eiher fathers or mothers mother. So pleasse give more information.
Jan in Amsterdam