Roelof Swartwout (June 1, 1634 – May 30, 1715) was the second son of Tomys Swartwout. Swartwout was a landowner, schout/magistrate, early settler of New Netherland, and the founder of Kingston, New York and Hurley, New York.
Swartwout was born in Amsterdam, Holland, 1634. He was baptized on June 1, 1634 in the Oude Kerk Church in Amsterdam. Tomys Swartwout, his father, was a landowner who founded (Midwout)(Midwood) Flatbush, Brooklyn, in what is today New York City. Swartwout, along with his father and family, arrived in New Netherland in 1652. Swartwout lived a short time with his father in (Midwout)Flatbush before helping to establish Kingston, New York during the Esopus Wars. He married Eva Bratt, the daughter of Albert Andriessen Brandt, who was the first Norwegian settler of the Americas. Bratt was the widow of Anthony de Hooges, a shareholder and bookkeeper for the Dutch West India Company and one of the first settlers, secretary assistant to Arent van Curler and later commissary of Rensselaerwyck. They were married on August 13, 1657.
Swartwout and his wife had 8 children together; 4 of these were sons, and 4 were daughters. The marriage also included 5 children from Eva's previous marriage: Maria de Hooges Lookermans; Anna de Hooges Hornbeck; Catrina de Hooges Rutgers, who became the grandmother of Henry Rutgers, namesake of Rutgers University; Johannes de Hooges; and Anneken de Hooges Hornbeck. Eva and Swartwout's children were Antoni Swartwout, who died young; Thomas Swartwout and Antoni Swartwout, the founders of Deerpark, New York and the owners of Magheckemeck Patent Land tract; Hendrickje Swartwout Lambertsen; Cornelia Swartwout Schoonhoven; Eva Swartwout Dingmans; Rachel Swartwout Kip, wife of Jacob Kip, who was the founder of Kips Bay, and daughter-in-law of Hendrick Kip; and Bernardus Swartwout. Roeloff was the brother in law to Hilletje Lansing Bratt, the daughter of Gerrit Frederickse Lansing, who was the gggrandfather of Continental Congress Member John Lansing Jr, the namesake of Lansing, NY and Lansing, MI.