Isroelis Feivė Evelsonas (1920–?) was born in Kaunas, into the family of merchant Samuelis Evelsonas and Reveka Šlapocnikaitė, who owned the “Stella” perfume and cosmetics factory in Kaunas. In 1939, he graduated from the private Jewish Gymnasium in Kaunas. On 31 August of the same year, he applied for admission to the Pharmacy Department of the Faculty of Medicine at Vytautas Magnus University. In 1940, Evelsonas submitted an application to be transferred to the Medical Department of the Faculty of Medicine at Vytautas Magnus University, but his request was denied. That same year, he began studies at the Pharmacy Department of the Faculty of Mathematics and Natural Sciences at Vilnius University. On 19 September 1941, he was expelled from the university by the Order of 17 September 1941 of the Department of Higher Education under the Board of Education, which was subordinate to the National Socialists. No further information on the fate of Evelsonas is known.