Roeloff married Eva Albertse Bradt on 13 Aug 1657 in Albany, Albany, New York, USA. Eva (daughter of Albert Andriessen Bradt and Annetje Barents Van Rottmers) was born about 1633 in Amsterdam, Amsterdam, Noord-Holland, Netherlands; was christened on 9 Jan 1633 in Amsterdam, Netherlands; died before 1691. [Group Sheet] [Family Chart]

1. Antoni Swartwout was born about 1662; was christened on 8 Jan 1662 in Kingston, Ulster, NY; died before 11 May 1664.
2. Antoni Swartwout was born about 1664; was christened on 11 May 1664 in Kingston, Ulster, NY.
3. Cornelia Swartwout was born about 1667; was christened on 13 Mar 1667 in Kingston, Ulster, NY.
4. Barnardus Swartwout was born about 1673; was christened on 26 Apr 1673 in Kingston, Ulster, NY.
5. Hendrickje Swartwout
6. Thomas Swartwout
7. Rachel Swartwout
8. Eva Swartwout