Edvard Kaurin Barth (19 April 1913 – 23 April 1996) was a Norwegian zoologist and photographer.
Barth was born in Trondheim He worked as curator at the Zoological Museum in Oslo from 1956 to 1981. He was a board member and later chairman of the Norwegian Ornithological Society, and edited the periodical Fauna norvegica from 1979 to 1994. Among his works are MÃÂ¥keskrik from 1947, Fokstumyra from 1971, and Rondane nasjonalpark from 1971. During the occupation of Norway by Nazi Germany Barth was a central member of the clandestine intelligence network XU.