I have. with the help of many people on the Gen Benelux list, been able to answer some of my questions.
The father of Cornelis Marion was Wynand Jansz Marion. His mother was Judits van Rinckenraedt. She was born in the city of Utrecht. Wynand and Judits married (civil) 26 May 1689 in Wijk bij Duurstede , Utrecht. The second wife of Wynand was Margarita Jansz Tranton. Margarita was from Utrecht.