Henriette Michaelis (6 July 1849 - † unknown) was a 19th-century German romance philologist and lexicographer.
[1] Michaelis was born in Berlin on 6 July 1849 to Gustav Michaëlis[de] (1813–1895), a physics and mathematics teacher and stenographer, and Henriette Louise Lobeck, who came from a Berlin publishing family.
[2][3] Her siblings include the philologist Carolina Michaëlis de Vasconcelos and the educationalist Carl Theodor Michaëlis.
[3] Michaelis published dictionaries of Romance languages.
[4] Henriette Michaelis and her sister Carolina Michaëlis de Vasconcelos produced first Michaelis dictionary, published at the end of the 19th century by F. A. Brockhaus AG.