Vierge à l'enfant sculptée par Geoffroy-Dechaume, chantier de la cathédrale Notre-Dame, Paris (Madonna and Child, sculpted by Geoffroy-Dechaume, Notre-Dame Cathedral, Paris)

Auguste Mestral (1812–1884), also known as O. Mestral, was a French photographer. He travelled with fellow photographers Édouard Baldus, Henri Le Secq, and Gustave Le Gray in the summer of 1851 to photograph architectural monuments in France at the request of the Commission des Monuments Historiques.