Walter Morris "Jeff, Jake" Kalbfleisch (December 18, 1911 — May 16, 1960) was a Canadian ice hockey player. Kalbfleisch played 36 games over four seasons in the National Hockey League for the Ottawa Senators, St. Louis Eagles, New York Americans and Boston Bruins from 1933 to 1937. The rest of his career, which lasted from 1933 to 1943, was spent in various minor leagues