Angus Munn Woodbury (July 11, 1886 – August 1, 1964) was an American zoologist and ecologist from Utah. He was professor at the University of Utah for over 20 years, and also worked for many years as a ranger-naturalist at Zion National Park. He produced over 100 publications, many focused on the biology of reptiles and birds, but also on insects, ecological succession, and the history of Utah. He and his wife of 55 years, Grace Atkin Woodbury, died in an automobile collision on August 1, 1964 near Loveland, Colorado.