Alexander Ketellapper was a son of Marcus Ketellapper and Rachel Bonewit. He married 2 March 1921 in Amsterdam to Schoontje Frinkel, a daughter of Simon Frinkel and Jetje Goldsmit.
The couple had three children.
Alexander was born in a family with ten children. Two of his sisters have passed away be…
In addition, a Jokos file (number 50620) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.