- Source: Swede Roos
Harry Marshall "Swede" Roos Sr. (August 8, 1913 – January 30, 1979) was an American professional basketball player. He played for the Chicago American Gears in the National Basketball League, among other teams and leagues.
Roos also served as the head coach for the Chicago American Gears in 1945–46 and as an assistant in 1946–47. He then became a player-coach in the Professional Basketball League of America for his final two seasons (1946 through 1948).