Otto Porsch
Otto Porsch 12 September 1875 - 2 January 1959) was an Austrian biologist.
After his Ph.D he worked with Gottlieb Haberlandt in Graz and did his habilitation with Richard Wettstein in Vienna. He became first director of the botanical garden in Czernowitz and later professor at the University of Czernowitz. Porsch became director of the botanical institute in Vienna in 1920. He retired in 1945 and died in 1959.