Charles Leo Hitchcock (April 23, 1902 – February 3, 1986) was an American botanist.
He discovered 20 species of plants and his works have been cited thousands of times.
He is also the primary co-author to the Flora of the Pacific Northwest, still the most up to date flora for three northwest U.S.
States to date.
A hall at the University of Washington is named in his honor, and he taught thousands of botanists over the course of his teaching career at the University of Washington.