Jan IJzebrands Kuiper, born in Oosternieland (gem Uithuizermeeden) on August 8, 1747, died there on December 6, 1828, son of Isebrandt Goitjes and Elske Jans van 't Zandt.

He was married in the year 1780 (1) to
Nantje Wiggers, born in Godlinze.

He was married in the year 1784 (2) to
Anje Doekes.

• 1 : Isebrandt, born on April 27, 1784.
  

He was married in Uithuizermeeden on November 18, 1790 (3) to
Anje Cornelis Maring, born in Uithuizermeeden, christened there on May 13, 1770, died there on January 10, 1835, daughter of Cornelis Harms and Bauke Jans.

• 2 : Cornelis Jans, born circa 1791, died young.
  

• 3 : Bauke Jans, born in Oosternieland (gem Uithuizermeeden) on August 6, 1792, christened there on September 2, 1792.
  She was married in Uithuizermeeden on November 15, 1812 to Klaas Jans Remminga, born in Oosternieland (gem Uithuizermeeden), christened on May 27, 1787.
  

• 4 : Kornelis Jans, born in Oosternieland on May 4, 1796.
  He was married in Uithuizermeeden on May 16, 1821 to Ida Jans van der Molen, born in Leermens (gem 'T Zandt) on June 18, 1797.
  

• 5 : Harm Jans, born in Oosternieland (gem Uithuizermeeden) on February 10, 1803, christened there on February 20, 1803, died in Uithuizermeeden on March 13, 1874.
  He was married in Uithuizermeeden on June 4, 1828 to Lijzabeth van der Molen, born in Leermens (gem 't Zandt) (gem 'T Zandt) on September 18, 1800, died in Uithuizermeeden on December 5, 1874.
  

• 6 : Jantje Jans, born in Oosternieland (gem Uithuizermeeden) on January 22, 1806, christened there on February 2, 1806, died there on May 18, 1845.
  She was married in Uithuizermeeden on May 26, 1835 to Hendrik Harms Glas, born in Loppersum on March 14, 1810.