Debora Ketellapper was a daughter of Salomon Ketellapper and Judith Sweijd, a family with six more children: Elisabeth, Susanna, Marie, Vrouwtje, Levie and Nathan.
She married in Amsterdam on 28 May 1926 to Isaak Trijtel.
City Archive of Amsterdam, family registration-card of Salomon Ketellapper and website wiewaswie.
Biography