Genealogy and History of the Knickerbocker Families of Ryerson, Ryerse, Ryerss; Also Adriance and Martense Families; All Descendants of Martin and Adriaen Reyerz (Reyerszen), of Amsterdam, Holland
Ancestry and descendants of Martin Ryerson (d. ca. 1687), Dutch immigrant in 1640 to Long Island, who married Annetje Joris de Rapelje in Brooklyn, New York.