• Ubaldus Harms Holthuis1830
  • Harmannus Fokes Holthuis(1832–1833)
  • Leobina Juliana Holthuis(1833–1911)
  • Henderika Elisabeth Holthuis(1835–1927)
  • Juliana Harmanna Holthuis(1837–1869)
  • Harmannus Holthuis(1839–1839)
  • Harmannus Theodorus Holthuis(1840–1924)
  • Harmannus Gerhardus Holthuis(1842–1916)
  • Elizabeth Johanna Holthuis(1845–1906)
  • Alida Leobina Holthuis(1847–1918)