Louis Nieweg was married to Esther Cohen. The couple had a son named Benjamin. Louis Nieweg ran a shop for electric supplies on the Utrechtsestraat in Amersfoort.
G. van Colmjon, ’Gedeporteerde joodse winkeliers lieten veel lege plekken achter‘, in Amersfoortse Courant, 5 April 1997
In addition, a Jokos file (number 004360) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.