Nicasius de Sille was also known as Nicasius De Sille. Nicasius de Sille was born on 23. Sep. 1610 at Arnheim, Gelderland, Netherlands. He married
Cornelia Meulmans on 10. Oct. 1638 at Arnheim, Gelderland, Netherlands. Arrived here, commissioned as First Councillor to Director General Peter Stuyvesant. He remained First Councellor untl 1660. C 1653. Nicasius de Sille was a Commissioner of Boundaries bt 1654 - 1656. He married
Tryntie Cregier on 26. May. 1655; they had no children. Nicasius de Sille was became Schout Fiscal, and in the same year was made Captain Lieutenant. In 1656. On 1657 was one of the original Proprietors in New Utrecth and built the first stone house in the town, which also had a tile roof, and was still standing until 1850, when it was destroyed.
He was commissioned City Schout of New Amsterdam in 1657. He was Burgomeister of Arnheim. He died b 1674 at New Utrecht, Kings County, New York. Was Advocate to the Court of Holland; Captain in the service of the States General; was afterwards first High Council, a Fiscal in New Netherlands.