| Biographical details | |
|---|---|
| Born | November 19, 1897 Clay Center, Kansas, U.S. |
| Died | November 8, 1989 (aged 91) Lindsborg, Kansas, U.S. |
| Playing career | |
| Football | |
| 1920–1922 | Kansas State |
| Basketball | |
| 1921–1923 | Kansas State |
| Position(s) | Guard (football) |
| Coaching career (HC unless noted) | |
| Football | |
| 1923 | Norton HS (KS) |
| 1924–1927 | Downers Grove HS (IL) |
| 1928 | Chadron Normal (assistant) |
| 1929–1934 | South Dakota Mines |
| 1938–1942 | Bethany (KS) |
| 1943–1945 | Leavenworth HS (KS) |
| 1946–1956 | Bethany (KS) |
| Basketball | |
| 1928–1929 | Chadron Normal |
| 1930–1935 | South Dakota Mines |
| ? | Bethany (KS) |
| Administrative career (AD unless noted) | |
| 1938–1966 | Bethany (KS) |
| Head coaching record | |
| Overall | 70–104–4 (college football) 40–49 (college basketball, excluding Bethany (KS)) |
| Accomplishments and honors | |
| Championships | |
| Football 1 KCAC (1946) Basketball 1 KCAC regular season (1941) | |
| Awards | |
| Grantland Rice All-American team Kansas Sports Hall of Fame NAIA Hall of Fame | |
Ray Dreyer Hahn (November 19, 1897 – November 8, 1989) was an American football and basketball player and coach and college athletics administrator. He served as the head football coach at the South Dakota School of Mines—now known as South Dakota School of Mines and Technology—from 1929 to 1934 and Bethany College in Lindsborg, Kansas from 1938 to 1942 and again from 1946 to 1956, compiling a career college football coaching record of 70–104–4.