Geertruida Alberts, born in Wirdum, christened circa 1744, died in Wirdum on June 19, 1809.

She was married in Wirdum on April 14, 1765 (1) to
Pieter Harms, born in Wirdum, christened there on March 5, 1728, son of Harm Jans and Gheesijn Pieters.

• 1 : Geesijn, born in Wirdum, christened there on April 13, 1766.
  

• 2 : Geesijn, born in Wirdum, christened there on April 5, 1767.
  

• 3 : Albert, born in Wirdum, christened there on September 3, 1769.
  

• 4 : Harm Pieters, born in Wirdum, christened there on August 23, 1772, died in Loppersum on November 19, 1826.
  He was married to IJktje Wildriks, born in Wirdum, christened there on March 14, 1770, died after 1828, daughter of Wildrik Jans and Teetje Reinders.
  

• 5 : Jan, born in Wirdum, christened there on February 5, 1775.
  

• 6 : Jantjen, born in Wirdum, christened there on May 11, 1777.
  

• 7 : Jantje, born in Wirdum, christened there on November 12, 1781.
  

• 8 : Anna Margaretha, born in Wirdum, christened there on November 12, 1781.
  

She was married in Wirdum on June 12, 1785 (2) to
Gerbrand Berends, born in Wittewierum, christened there on July 20, 1755, died in Wirdum on September 10, 1807, son of Berent Harms and Ida Garbrants.

• 9 : Berend, born in Wirdum, christened there on August 20, 1786, died after 1809.
  

• 10 : Ida Gerbrands, born in Wirdum, christened there on July 12, 1789, died there on September 21, 1831.
  She was married between 1811 and 1815 to Jakob Mennes Wieringa, born in Wirdum, christened there on November 11, 1770, died in Wirdum (gem Loppersum) on September 10, 1845, son of Menno Jacobs and Anje Derks.