Johan Erich Bloemendaal studied medicine in Amsterdam and sat for his medical finals in 1939. He was registered at 13 Rijnstraat in Amsterdam as a 'non-practising physician'. He was married to Dina de Vries.
J.H. Coppenhagen, Anafiem Gedoe‘iem. Overleden joodse artsen uit Nederland 1940-1945 (Rotterdam 2000) 78
In addition, a Jokos file (number 38540) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.