1. | Janna Dieterts Kok was born on 20 Oct 1853 in Midwolda, GR, NLD. Janna married Derk Harms Nanninga on 15 Jun 1884 in Groningen, GR, NLD. Derk (son of Harm Teunis Nanninga and Geeske Nicolaas Witterholt) was born on 12 May 1839 in Niekerk, GR, NLD. [Group Sheet] [Family Chart] |