Nicholas married Susanna Clement 20 Mar 1756, Schenectady, New York, USA. Susanna (daughter of Pieter Clement and Anna Vedder) was born 30 Sep 1726; died Yes, date unknown. [Group Sheet]

1. Nicholas Sixbury was christened 17 Apr 1757, Schenectady, New York, USA; died Yes, date unknown.
2. Pieter Sixbury was christened 17 Dec 1758, Schenectady, New York, USA; died Yes, date unknown.
3. Annatje Sixbury was christened 15 Jun 1760; died Yes, date unknown.
4. Maria Sixbury was christened 16 Jan 1763, Schenectady, New York, USA; died Yes, date unknown.
5. Pieter Sixbury was christened 25 Dec 1764; died Yes, date unknown.
6. Arent Sixbury was christened 10 Jul 1768, Schenectady, New York, USA; died Yes, date unknown.