Yad Vashem testimony (his wife's):

Gershon Willner was born in Przemysl, Poland in 1904 to Schloime. He was married to Agate nee Derfler. Prior to WWII he lived in Leipzig, Germany. During the war he was in Anvers, Belgium. Gershon was murdered in Auschwitz, Camp.

Yad Vashem Archives (Sächsisches Staatsarchiv Leipzig, Meldekartei SF 6378/0452f.)

Gerschon Willner was born on 01.05.1904 in Przemysl, Poland. Since 27.08.1920 he resided in Leipzig, Germany. His address was Färberstraße 11. On 4.03.1932 he married Agathe Derfler, who was born on 07.12.1904 in Kolomea, Galicia. Shortly after their wedding the couple moved to Leibnitzstraße 7. In Leipzig their two sons were born - Manfred Mendel and Leopold Berthold. On 15.02.1939 Gerschon Willner and his family moved to Antwerpen, Belgium. Gerschon was captured and sent to Auschwitz, where he was murdered. His wife and sons survived.

Records show that he was on Transport No. 21 from Drancy to Auschwitz on 19.8.1942. According to the list, he was born 1.5.1904 in Bircza, was 38 years old and had been interned in Camp Le Vernet prior to transport from Drancy to Auschwitz.