Charles Emile Heil (1870–1950) was a Boston-born artist known for his finely executed etchings and watercolors of birds, animals, and rural scenes. He studied at the Cowles Art School under Joseph DeCamp and later in Paris. Heil exhibited widely, including at the Boston Art Club, the Pennsylvania Academy of the Fine Arts, the Art Institute of Chicago, the Pan-Pacific Exposition, where he won a gold medal in 1915, and at Jordan Marsh in Boston, where he received the Mitton Medal in 1938. His work is represented in major collections, including the Museum of Fine Arts, Boston, and the Art Institute of Chicago.