Paul Louis Antoine Brocchi (2 May 1838 – 12 August 1898) was a French naturalist and agronomist born in Nancy.
In 1875, he received his degree in science at the Sorbonne with a thesis on decapods under the guidance of Henri Milne-Edwards (1800–1885).
In July 1898 he became a member of the Legion of Honour.During his career he described numerous zoological taxa, and performed extensive investigations in the fields of aquaculture, apiculture, sericulture and livestock raising.
He also wrote a noted treatise on pisciculture titled "La pisciculture dans les eaux douces" (1898).A species of lizard, Paracontias brocchii, is named in his honor.