Pier Huberts Westerhuis, born in Idaarderadeel on January 18, 1814, son of Hubert Ates Westerhuis and Trijntje Jans.

Pier was married in Idaarderadeel on July 20, 1833, at the age of 19 to
Wiepkjen Wybes Feenstra (aged 19 years), born in Idaarderadeel on June 18, 1814, daughter of Wybe Ottes Feenstra (journeyman baker, merchant, shopkeeper and shopkeeper) and Antje Halbes Feenstra (shopkeeper).

• 1 : Hubert Westerhuis, born in Idaarderadeel on September 3, 1834, died in Leeuwarden on February 9, 1867, aged 32 years.
  Hubert was married in Leeuwarden on October 14, 1865, at the age of 31 to probably Trijntje Gaikema.
  

• 2 : Antje Westerhuis, born in Wartena on August 18, 1837, died in Workum on September 17, 1923, aged 86 years.
  Antje was married in Idaarderadeel on May 11, 1864, at the age of 26 to Roelof Veenstra (aged 25 years), born in Tietjerksteradeel on October 29, 1838, son of Roelof Rinzes Veenstra and Gerlske Piebes de Jong, died in Workum on February 27, 1893, aged 54 years.
  

• 3 : Wybe Westerhuis, born in Idaarderadeel on August 7, 1839.
  

• 4 : Ate Westerhuis, born in Idaarderadeel on May 23, 1841.
  Ate was married on June 12, 1872, at the age of 31 to probably Jeltje Reitsma.
  

• 5 : Ymkje Westerhuis, born in Idaarderadeel on September 18, 1842, died there on June 16, 1845, aged 2 years.
  

• 6 : Trijntje Westerhuis, born in Idaarderadeel on September 18, 1842, died there on January 28, 1919, aged 76 years.
  Trijntje was married in Leeuwarden on November 27, 1869, at the age of 27 to probably Engbert van der Kamp.
  

• 7 : Roel Westerhuis, born in Idaarderadeel on July 9, 1845.
  

• 8 : Jan Westerhuis, born in Idaarderadeel on February 8, 1847.
  Jan was married in Leeuwarden on December 16, 1871, at the age of 24 to probably Antje van der Werff.
  

• 9 : Klaas Westerhuis, born in Wartena on August 22, 1850, died in Leeuwarden on March 8, 1919, aged 68 years.
  Klaas was married in Achtkarspelen on October 2, 1880, at the age of 30 to Antje Zwart (aged approximately 22 years), born in Twijzel circa 1858, daughter of Gerrit Gerrits Zwart and Hinke Hielkes de Vries.
  

• 10 : Ymkje Westerhuis, born in Idaarderadeel on January 14, 1852, died in Nijmegen on July 1, 1930, aged 78 years.
  Ymkje was married in Leeuwarden on May 9, 1878, at the age of 26 to probably Douwe Faber.
  

• 11 : Rinske Westerhuis, born in Idaarderadeel on August 4, 1854, died there on November 19, 1855, aged 1 year.