Cornelis Dyckman, born 1647, son of Johannes Dyckman and Maria Bosyns, married Jannetie, daughter of Dirck Claessen, potter,and settled in Albany County at Canistigione (Niskayuna), buying lands, which he occupied five years or more, but abandoned in 1690, on the French and Indian invasion, finding a temporary home in Bergen County, New Jersey, but removing thence to Harlem, where he lived in 1694, and was made constable in 1698. He was still here on September 5, 1701, when he and wife sold 80 acres of their Niskayuna lands to Evert Van Ness. Cornelis finally buying a farm at Bloomingdale, there died. By his will, made November 1, 1711,when he was "sick and weak", Cornelis left his farm to his sons George and Cornelius, who were to remunerate the other children.
Lists children.