Katznelson Riva Saulovna (22 April 1918, Vileyka) — seamstress, sewing-machine operator.

In 1931 (after completing 5 grades of school), Riva Katznelson began training as a seamstress. In 1941, she was evacuated to the village of Berezovka, Zhernovsky District, Saratov Region, where she worked on a collective farm until 1945. In 1945, she returned to Vileyka and until 1957 worked as a seamstress at the “17 September” artel.

In 1957, she moved to Riga, where in 1957–58 she worked as a seamstress in the artel “Rīgas Kooperators”; from May 1959 she was a sewing-machine operator at the “Rīgas Apgerbs” factory.

In 1957, she married Salamon Gioshovich Dridberg (1916, Šiauliai – (?)), an expediter at the Riga City Cooperative Supply Enterprise of the Latvian Consumer Union.

Her father, Saul Gilerovich Katznelson (1882, Vileyka – 1942, village of Berezovka, Zhernovsky District, Saratov Region), was a shoemaker.

Her mother — Rokha Leibovna Katznelson (née Golub).

Siblings:

Lea Saulovna Avidan (née Katznelson) (1915, Vileyka – (?)) — in 1936 moved to Tel Aviv (husband — builder).

Mera Saulovna Katznelson (1924, Vileika – 1942, Vileyka) — killed by German occupiers.

Itzhak Saulovich Katznelson (1922, Vileyka – (?)) — radio technician; in 1957 repatriated to Poland, in 1958 moved to Tel Aviv (wife — teacher; two children).