Jacob Ailjon studied medicine in Amsterdam, where he sat for the medical finals on 8 December 1937. He was married to Frieda Jacoba. Jacob Ailjon was deported to Auschwitz via Theresienstadt.
J.H. Coppenhagen, Anafiem Gedoe‘iem. Overleden joodse artsen uit Nederland 1940-1945 (Rotterdam 2000) 73-74.
In addition, a Jokos file (number 36784) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.