Kaplan (née Balkina) Zara Yankelovna (2 November 1889, Rezekne — ?, ?) — homemaker.

During 1941–45 Zara Kaplan was evacuated to Uzbekistan. Married in 1911 to Faivish Aizikovich Kaplan (1882, Riga — 1951, Riga).

Children:

Israel Faivishevich Kaplan (1914, Riga — ?, ?)
Sholom Faivishevich Kaplan (1918, Riga — ?, ?), went missing during World War II

Lea Faivishevna Traigaizen (b. 29 January 1913, Riga)

Gloria Sulamita Faivishevna Kaplan (1915, Riga — ?, ?)

Frida Faivishevna Kaplan (1921, Riga — ?, ?).

Parents:

Yankel Israilevich Balkin (?, Krustpils — ?, Rezekne)

Khanna-Buna Davidovna Balkina (née Edelman) (?, Varaklyany — ?, ?), perished in the Holocaust.

Siblings:

David Yankelovich Balkin (?, Rezekne — ?, Leningrad), died during the siege of Leningrad
Rafael Yankelovich Balkin (?, Rezekne — ?, Sverdlovsk Oblast), died in evacuation

Nikolai Yankelovich Balkin (?, Rezekne — ?, ?).