Eliazer “Leo” Reens was born in Amsterdam in 1895 and worked in the diamond trade before becoming a merchant, bicycle dealer and trader in car parts. Roza “Roosje” Jacobs was born in Hengelo in 1900 and trained as a nurse. They married in 1927 and later moved to Sandtmannlaan 24 in Naarden. In 1942 they disappeared from the local register and were later found in Belgium, possibly while trying to escape deportation. On 1 July 1943 they were imprisoned in Kazerne Dossin and deported to Auschwitz on 31 July. Leo and Roosje were murdered there on 3 August 1943.