Abraham Ketellapper was a son of Marcus Ketellapper and Rachel Bonewit. He married 23 August 1905 in Amsterdam to Vrouwtje Kloot, a daughter of Isaac Kloot and Schoontje Groente. The couple had three children: Rosa, Jeannette and the still at home living Marcus.
Vrouwtje Kloot passed away on 25 October 1936. She was interred in the Jewish Cemetry in Diemen.
Abraham Ketellapper remarried 3 November…