Leo Loeb sat for his medical finals in Utrecht on 10 January 1910. He specialized in obstetrics and gynaecological ailments. He lived and practised medicine at 32 Van Neckstraat in The Hague and also had his surgery at 20 Stille Veerkade. Leo Loeb was married to Meta Spiegel.
J.H. Coppenhagen, Anafiem Gedoe‘iem. Overleden joodse artsen uit Nederland 1940-1945 (Rotterdam 2000) 107
In addition, a Jokos file (number 12945) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 5979/70998).