This person is commemorated on a memorial in Vierhouten. More information on this memorial can be found (in Dutch) on the website of the Nationaal Comité 4 en 5 mei.
Vierhouten gedenkstenen bij het verscholen dorp Tongerenseweg
Johan zat met zijn zus Mimi ondergedoken bij de familie Ottema aan de Veldkampsweg 10 te Almelo. Hij stond zijn plaats af voor Mimi's verloofde, Heinz Löwenhardt (1913-1989) en kwam met zijn ouders Arnold en Louisa de Leeuw terecht in het Verscholen Dorp bij Vierhouten. Daar werden alle drie op 31 oktober 1944 vermoord.
The quest, my Quest, started three years ago. Three years, time for a website and for taking stock. Where am I going? What has the quest yielded so far? Does it make sense to continue?
It took many decades for the quest to mature. In 2010 an event triggered it. The quest suddenly popped up. I was sixty-two years of age. It has since come to dominate my life, it has turned into the purpose of my life. The quest is one of recreation, reconstruction. And an ultimate, a very personal revenge on Hitler and the Nazi’s who sought to obliterate my relatives. They succeeded in killing mo…
The mayor of Almelo requested that Arnold de Leeuw, his wife Louisa Mathilda Weyl and their son Johan de Leeuw be located, detained and brought to trial. The family lived at 19 Schuttenstraat in Almelo. They had changed their place of residence without the required authorization. This description referred to Jews who had gone into hiding.
Algemeen Politieblad, nr 36, 10 September 1942, 1019, noti…