Pieter Westerhuis, born in Harlingen on August 21, 1865.

Pieter was married to
Vroukje Wielinga, born in Sneek on November 8, 1868.

• 1 : Elisabeth Westerhuis, born in Harlingen on August 30, 1903, died there on July 17, 1996, buried there, aged 92 years.
  Elisabeth was married in Harlingen on May 28, 1946, at the age of 42 to Douwe Tigchelaar (aged 41 years), born in Harlingen on October 16, 1904, son of Anne Tigchelaar (workman, municipal worker and municipal worker) and Taetske de Vries (maid servant), blacksmith, clerk, traveling salesman, car salesman, bookseller and clergyman, died in Laag Zuthem on February 24, 1968, buried in Harlingen on February 29, 1968, aged 63 years.
  Douwe was married before in Harlingen on May 28, 1924, at the age of 19 to Martha de Bock (aged 19 years), born in Harlingen on April 18, 1905, daughter of Haring Ages de Bock (carpenter) and Marijke Pruis, died in Leeuwarden on March 2, 1945, buried in Harlingen on March 7, 1945, aged 39 years.