Margarita Iosifovna Vorobyova-Desyatovskaya (Russian: Маргари́та Ио́сифовна Воробьёва-Деся́товская; 28 January 1933 – 13 June 2021) was a Russian Orientalist best known for her research on Central Asian manuscripts in the Sanskrit, Khotanese and Scythian languages. She retired as Curator of Central Asian manuscripts at the Institute of Oriental Studies, Saint Petersburg.