Theda was born in 1912 in Emden, Germany. First daughter of Marianne (born as de Beer) and Adolf Gössels, was the eldest sister of Leonhard (1913) and Manfried (1915).
In 1933 the Gössels family moved to Amsterdam with her grandmother Regina de Beer. She became a maternity nurse and married to Joseph Klepman on December 31st 1941.
Regina de Beer (born as Isaak), Velbert, February 18th 1861 – Sobibor, July 1943
Marianne Gössels (born as de Beer), Emden, December 19th 1890 – Sobibor, July 1943
Adolf Gössels, Emden, November 4th 1882 – Sobibor July 1943
Theda Klepman (born as Gössels), Emden, January 1st 1912 – Auschwitz April 1943
Joseph Klepman, Amsterdam, June 1st 1917 – Auschwitz, April 1943
Leonhard Gössels, Emden, April 4th 1913 – Auschwitz, January 1943
Manfried Gössels, Emden, November 9th 1915 – Auschwitz, March 1944
Sara Gössels (born as Agtsteribbe), Amsterdam, June 1st 1908 – Auschwitz, November 1943