Bernhard Persicaner was born in Berlin on June 11, 1909, the son of the factory owner Curt Persicaner and his wife Selma, née Königer.

Ruth Perl was born on October 9, 1918, the daughter of Selmar Perl and his wife Elise, née Nicklas, in

Lotte Alice Peiser was born in Berlin on July 4, 1921, the third child of Heinrich Peiser, a liquor manufacturer, and his wife Gertrude Trude née Mendelssohn. Their siblings were Annemarie (born February 1, 1910 in Posen) and Hans-Günther (born and died in 1920). The family moved to Berlin and in 1921 lived first at Neue Bayreuther Strasse 8 (today Welserstraße) at the corner of Viktoria-Luise-Platz, later in the house Viktoria-Luise-Platz 5 IV. OG. Heinrich Peiser bought both houses.