Grigoriu Ștefănescu (11 February 1836 – 20 February 1911) was a Wallachian-born Romanian geologist, mineralogist paleontologist.

Ștefănescu was elected a titular member of the Romanian Academy in 1876. Membrii Academiei Române din 1866 până în prezent at the Romanian Academy site From 1897 to 1898, he served as rector of the University of Bucharest. Galeria Rectorilor Universității din București at the University of Bucharest site

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