IJsbrandt Persijn, born circa 1686 (?).

IJsbrandt was married in Harlingen on December 28, 1704 in church, at the age of approximately 18 to
Pijtie Jans van Sloten (aged approximately 16 years), born circa 1688 (?).

• 1 : Bauckjen Ysbrandts Persijn, christened in Harlingen on January 20, 1731.
  Bauckjen was married in Harlingen on February 17, 1725 in church, at the age of -5 to Joost Rinia Gonggrijp (aged 22 years), christened on March 14, 1702, son of Rinia Harmens Gonggrijp and Tettie Symons Jorna.