Valdshtein (Waldstein) Evelinka Abramovna (born 28 March 1929, Riga) – scientist, biologist-botanist.

Evelinka Valdshtein was born into the family of scientist and chemical engineer Abram Hirshevich Valdshtein (b. 1899, Auce, Latvia – d. 1969, Riga) and housewife Franziska Moiseyevna Valdshtein (née Vazbutska) (b. 1906, Riga).

She studied in a Riga school (1936–1941), and during the war was evacuated to Tavda, Sverdlovsk Region, where she continued her education. After returning to Riga, she graduated from Secondary School No. 10 (1945–1946), and subsequently completed her studies at the Faculty of Biology of the Latvian State University (1951).

At the same time, she worked as acting junior research associate at the Laboratory of Citric Acid Fermentation (1947–1948), as a laboratory assistant at the Riga Eye Clinic (1950–1951), and as senior lab assistant in the Department of Surgical Ophthalmology at Riga Medical Institute (1951–1952). After relocating to Leningrad (now St. Petersburg), she worked as a junior research associate at the Institute of Cytology of the USSR Academy of Sciences (1952–1970). In 1963, she was awarded the academic degree of Candidate of Biological Sciences.

She was married to Meyer Khonovich Vapne (b. 1921, Līvāni, Latvia); the couple had no children.

In 1972, Evelinka Valdshtein received permission to emigrate to Israel, where since 1938 her husband’s brother, Semyon Khonovich Vapne (b. 1918, Līvāni), had been living.

Abram Hirshevich Valdshtein (1899–1969) – father
Franziska Moiseyevna Valdshtein (née Vazbutska) (b. 1906) – mother
Meyer Khonovich Vapne (b. 1921) – husband
Semyon Khonovich Vapne (b. 1918) – husband’s brother