Sonia was born in Haradzishcha, Belarus, in 1913, to Berta Bella née Sharshevsky and Meir Pochapovsky. Her parents’ home was traditional, Zionist and staunchly Revisionist. The father was a lumber merchant and quite well-off. Their five daughters studied in the Gymnasium in Baranovichi.

Sonia made aliyah in 1934, together with her sister, bearing a certificate from Hebrew University. She settled in Tel Aviv. She immediately began her Revisionist activity, working for the Histadrut while being involved in various nationalist activities.

In 1936, she married Gershon Shatz, one of the founders of global Beitar in Riga. During World War II, her entire family perished in the Holocaust.

She and her husband enlisted in Lehi during a difficult period for the underground, and they were totally dedicated to it. “To Sonia Shatz, whose house was a hospital and recovery center, a workplace and place of refuge; and who never knew fear. In irreplaceable friendship, Natan Yellin-Mor, 25.6.1974” — this was Gera’s personal message to her.

Among the fighters who sought a hiding place in her home were Yitzhak Shamir and Yehoshua Zattler; the Shatz home also served as Lehi’s office for quite a while. In the War of Independence, Sonia was in Camp Yona and Asaf HaRofe Hospital, in the Evacuation, Support and Casualty Authority.

Sonia was a member of the Order of Jabotinsky. In 1961, he she became the head secretary of the Yael Organization in Ichilov Hospital. In 1968, she travelled to Argentina as an emissary of the Jewish Agency. She worked for the Tel Aviv Municipality. She founded funds to encourage the public to volunteer. She was on the workers’ council of the Histadrut.

In 1995, she was named a Worthy of Tel Aviv-Jaffa by the Municipality for her great activity,

Sonia has three children.