Adrien Lemaire (23 October 1852, in Senones – 23 October 1902, in Nancy) was a French botanist.
He received his medical doctorate in March 1882 and his degree in natural sciences in July 1886. In 1887 he became a professor of natural history at the Lycée in Nancy, and in 1894 was appointed chargé de conférences of botany at the University of Nancy.[1] Lemaire was a member of the Société botanique de France.