| James O. Newton | |
| Birth Date: | 28 March 1882 |
| Birth Place: | Dexter City, Ohio, U.S. |
| Death Place: | Lima, Ohio, U.S. |
| Alma Mater: | Ohio State (1903, DDS) |
| Coach Sport1: | Football |
| Coach Years2: | 1918–1920 |
| Coach Team2: | Heidelberg |
| Coach Years3: | 1922–1923 |
| Coach Team3: | Ohio Northern |
| Coach Sport4: | Men's basketball |
| Coach Years5: | 1919–1921 |
| Coach Team5: | Heidelberg |
| Coach Years6: | 1922–1927 |
| Coach Team6: | Ohio Northern |
| Coach Sport7: | Women's basketball |
| Coach Years8: | 1922 |
| Coach Team8: | Ohio Northern |
| Admin Years1: | 1921–1929 |
| Admin Team1: | Ohio Northern |
| Overall Record: | 28–15 (football) 64–66 (basketball) |
James Otto Newton (March 28, 1882 – August 10, 1938) was an American football and basketball coach.
Newton earned his DDS degree from Ohio State University in 1903.[1]
Newton served as the head football coach at Heidelberg University from 1918 to 1920 and, also, as the school's head men's basketball coach from 1919 to 1921.[2]
Newton moved to Ada, Ohio to become the head football coach (1922–1923), men's basketball coach (1922–1927), and women's basketball coach (1922).[3]