Onno Joost Alberda Lord of Nyenstein and Ekenstein (20 Apr 1709 Huize Rensuma - 27 Dec 1756 Groningen) (1709–1756) Parents Onno Tamminga Alberda Josina Petronella Clant Children Catharina Johanna Alberda van Ekenstein Anna Josina Petronella Alberda van Ekenstein Onno Reint Alberda van Ekenstein