Daniel John Fortmann (April 11, 1916 – May 23, 1995) was an American professional football player who was a guard and linebacker for the Chicago Bears in the National Football League (NFL). He played college football at Colgate University. Playing for Chicago from 1936 to 1943, he was selected as an All-Pro for seven consecutive years from 1937 to 1943. He was the Bears' team captain starting in 1940 and led the team to NFL championships in 1940, 1941, and 1943. Fortmann was the line coach for the Pittsburgh Panthers football team in 1944 and in 1945 served in the United States Navy in the Pacific Ocean theater of World War II. He engaged in a medical practice in Southern California from 1946 to 1984 and was the team physician for the Los Angeles Rams from 1947 to 1963. He was inducted into the Pro Football Hall of Fame in 1965. He was diagnosed with Alzheimer's disease in 1983. Early years Fortmann was born in 1916 in Pearl River, New York. His father, Bernhard Gerhart Fortmann, was a New York native and salesman of butter and eggs. His mother, Emma Margaret Doscher, was also a New York native. Fortmann attended Pearl River High School, where he earned 12 varsity letters in sports and was the valedictorian of his class. Colgate At age 16, Fortmann enrolled at Colgate University, where he played football, playing as a halfback as a freshman before moving to guard and becoming a starter in 1934 and 1935. Colgate football coach Andrew Kerr called Fortmann "the best player I ever handled." After the 1935 season, he was selected to play in multiple all-star games, including the East–West Shrine Game (January 1, 1937) and the Chicago College All-Star Game (September 1, 1937). Dick Hanley, who coached Fortmann in the Shrine Game, praised Fortmann as a great blocker and urged Chicago Bears owner George Halas to sign Fortmann. In addition to playing football, Fortmann was also an outstanding student at Colgate. He received straight A's as a pre-med student and graduated with Phi Beta Kappa honors at age 19. He was also president of his senior class and a member of the Delta Upsilon (DU) fraternity. Professional football At age 19, Fortmann was selected by the Chicago Bears in the ninth and final round (78th overall pick) of the 1936 NFL Draft. After being drafted by the Bears, Fortmann