Pietertjen Eschamp was born 3 August 1690 in Bushwick, Kings County, New York, United States to Pierre Eschamp (1636-1694) and Janneke Volkertz (1653-1698) and died 1763 United States of unspecified causes. She married Jean Ruland (1675-?) 1711 in Kings County, New York, United States.
Pietertjen Eschamp was born on August 3, 1690 in Bushwick, Kings, New York to Pierre Eschamp and Janneke Volkertz, daughter of Dirck Volertsen and Christina Vinge.
Children
| Name | Birth | Death | Joined with |
| Lucas Henry Ruland (1731-1809) | 1731 Huntington, Suffolk County, New York, United States | 17 February 1809 Patchogue, Suffolk County, New York, United States | Margaret Wood (1735-) |
| Peter Ruland (?-?) | |||
| Jacob Ruland (?-?) | |||
| Joseph Ruland (?-?) | |||
| Mary Ruland (?-?) | |||
| Benjamin Ruland (?-?) | |||
| Hannah Ruland (?-?) | |||
| John Ruland (?-?) | |||
| Isaac Ruland (?-?) | |||