Judson Toll Jennings (September 24, 1872 â February 8, 1948) was an American librarian. Jennings served as the director of the Seattle Public Library from 1907 to 1942. Upon retirement, Jennings became the first chair of a new King County Rural Library District, the predecessor to the modern-day King County Library System.
He was president of the American Library Association from 1923 to 1924.